| slovo | definícia |
crystal
(encz) | crystal,krystal n: Petr Prášek |
crystal
(encz) | crystal,krystalový adj: Petr Prášek |
crystal
(encz) | crystal,křišťál n: Petr Prášek |
crystal
(encz) | crystal,křišťálový adj: Petr Prášek |
crystal
(encz) | crystal,pervitin n: [slang.] web |
Crystal
(gcide) | Crystal \Crys"tal\ (kr[i^]s"tal), n. [OE. cristal, F. cristal,
L. crystallum crystal, ice, fr. Gr. kry`stallos, fr. kry`os
icy cold, frost; cf. AS. crystalla, fr. L. crystallum; prob.
akin to E. crust. See Crust, Raw.]
1. (Chem. & Min.) The regular form which a substance tends to
assume in solidifying, through the inherent power of
cohesive attraction. It is bounded by plane surfaces,
symmetrically arranged, and each species of crystal has
fixed axial ratios. See Crystallization.
[1913 Webster]
2. The material of quartz, in crystallization transparent or
nearly so, and either colorless or slightly tinged with
gray, or the like; -- called also rock crystal.
Ornamental vessels are made of it. Cf. Smoky quartz,
Pebble; also Brazilian pebble, under Brazilian.
[1913 Webster]
3. A species of glass, more perfect in its composition and
manufacture than common glass, and often cut into
ornamental forms. See Flint glass.
[1913 Webster]
4. The glass over the dial of a watch case.
[1913 Webster]
5. Anything resembling crystal, as clear water, etc.
[1913 Webster]
The blue crystal of the seas. --Byron.
[1913 Webster]
Blood crystal. See under Blood.
Compound crystal. See under Compound.
Iceland crystal, a transparent variety of calcite, or
crystallized calcium carbonate, brought from Iceland, and
used in certain optical instruments, as the polariscope.
Rock crystal, or Mountain crystal, any transparent
crystal of quartz, particularly of limpid or colorless
quartz.
[1913 Webster] |
Crystal
(gcide) | Crystal \Crys"tal\, a.
Consisting of, or like, crystal; clear; transparent; lucid;
pellucid; crystalline.
[1913 Webster]
Through crystal walls each little mote will peep.
--Shak.
[1913 Webster]
By crystal streams that murmur through the meads.
--Dryden.
[1913 Webster]
The crystal pellets at the touch congeal,
And from the ground rebounds the ratting hail. --H.
Brooks.
[1913 Webster] |
crystal
(wn) | crystal
n 1: a solid formed by the solidification of a chemical and
having a highly regular atomic structure
2: a crystalline element used as a component in various
electronic devices
3: a rock formed by the solidification of a substance; has
regularly repeating internal structure; external plane faces
[syn: crystal, crystallization]
4: colorless glass made of almost pure silica [syn: {quartz
glass}, quartz, vitreous silica, lechatelierite,
crystal]
5: glassware made of quartz
6: a protective cover that protects the face of a watch [syn:
crystal, watch crystal, watch glass] |
crystal
(foldoc) | Crystal
Concurrent Representation of Your Space-Time ALgorithms.
A recursion equation parallel language.
["A Parallel Language and its Compilation to Multiprocessor
Machines or VLSI", M.C. Chen, 13th POPL, ACM 1986 pp.131-139].
(1994-12-06)
|
| | podobné slovo | definícia |
crystalclear
(mass) | crystal-clear
- krištáľovo čistý |
crystal
(encz) | crystal,krystal n: Petr Prášekcrystal,krystalový adj: Petr Prášekcrystal,křišťál n: Petr Prášekcrystal,křišťálový adj: Petr Prášekcrystal,pervitin n: [slang.] web |
crystal ball
(encz) | crystal ball,křišťálová koule Zdeněk Brož |
crystal clear
(encz) | crystal clear,průzračný Pavel Cvrček |
crystal counter
(encz) | crystal counter, n: |
crystal detector
(encz) | crystal detector, n: |
crystal gazing
(encz) | crystal gazing, n: |
crystal lattice
(encz) | crystal lattice, n: |
crystal microphone
(encz) | crystal microphone, n: |
crystal oscillator
(encz) | crystal oscillator, n: |
crystal pickup
(encz) | crystal pickup, n: |
crystal rectifier
(encz) | crystal rectifier, n: |
crystal set
(encz) | crystal set, n: |
crystal tea
(encz) | crystal tea, n: |
crystal violet
(encz) | crystal violet, n: |
crystal-clear
(encz) | crystal-clear,lehce pochopitelný Zdeněk Brožcrystal-clear,průzračný adj: Zdeněk Brož |
crystal-forming bacterium
(encz) | crystal-forming bacterium,krystalotvorná bakterie [eko.] RNDr. Pavel
Piskač |
crystalise
(encz) | crystalise, v: |
crystalised
(encz) | crystalised, adj: |
crystalize
(encz) | crystalize,krystalizovat v: Zdeněk Brožcrystalize,vykrystalizovat v: Zdeněk Brožcrystalize,vytříbit se Zdeněk Brož |
crystalized
(encz) | crystalized, adj: |
crystalline
(encz) | crystalline,krystalický adj: Zdeněk Brožcrystalline,křišťálový adj: Zdeněk Brož |
crystalline lens
(encz) | crystalline lens, n: |
crystalline water
(encz) | crystalline water,krystalická voda [eko.] RNDr. Pavel Piskač |
crystallisation
(encz) | crystallisation,krystalizace n: Zdeněk Brož |
crystallise
(encz) | crystallise,krystalizovat v: Zdeněk Brožcrystallise,krystalovat v: Zdeněk Brož |
crystallised
(encz) | crystallised,krystalizoval v: Zdeněk Brož |
crystallising
(encz) | crystallising, |
crystallite
(encz) | crystallite,krystalit Zdeněk Brož |
crystallization
(encz) | crystallization,krystalizace n: Zdeněk Brožcrystallization,krystalizování n: Zdeněk Brož |
crystallize
(encz) | crystallize,krystalizovat v: Zdeněk Brož |
crystallized
(encz) | crystallized,krystalizoval v: Zdeněk Brožcrystallized,krystalizovaný adj: Zdeněk Brož |
crystallized fruit
(encz) | crystallized fruit, n: |
crystallized ginger
(encz) | crystallized ginger, n: |
crystallizing
(encz) | crystallizing,krystalizující Jaroslav Šedivý |
crystallographer
(encz) | crystallographer,krystalograf n: Zdeněk Brož |
crystallographic
(encz) | crystallographic,krystalografický adj: Zdeněk Brož |
crystallography
(encz) | crystallography,krystalografie n: Zdeněk Brož |
crystals
(encz) | crystals,krystaly n: pl. Zdeněk Brož |
fluid crystal
(encz) | fluid crystal,tekutý krystal [fyz.] Hynek Hanke |
ice crystal
(encz) | ice crystal, n: |
liquid crystal
(encz) | liquid crystal, n: |
liquid crystal display
(encz) | liquid crystal display, n: |
microcrystalline
(encz) | microcrystalline, adj: |
noncrystalline
(encz) | noncrystalline,nekrystalický |
piezoelectric crystal
(encz) | piezoelectric crystal,piezoelektrický krystal [fyz.] Clock |
polycrystalline
(encz) | polycrystalline,polykrystalický adj: Zdeněk Brož |
quartz crystal
(encz) | quartz crystal, n: |
recrystallisation
(encz) | recrystallisation,překrystalizování n: Zdeněk Brož |
recrystallization
(encz) | recrystallization,rekrystalizace Zdeněk Brož |
recrystallize
(encz) | recrystallize,rekrystalyzovat v: Zdeněk Brož |
rock crystal
(encz) | rock crystal, n: |
uncrystallised
(encz) | uncrystallised, adj: |
uncrystallized
(encz) | uncrystallized,nevykrystalizovaný adj: Zdeněk Brož |
watch crystal
(encz) | watch crystal, n: |
water of crystallisation
(encz) | water of crystallisation, n: |
water of crystallization
(encz) | water of crystallization, n: |
x-ray crystallography
(encz) | x-ray crystallography,rentgenová krystalografie n: [tech.] logbunx-ray crystallography,strukturní krystalografie n: [tech.] logbun |
active matrix liquid crystal display
(czen) | Active Matrix Liquid Crystal Display,AMLCD[zkr.] [voj.] Zdeněk Brož a
automatický překlad |
polycrystalline diamond
(czen) | Polycrystalline Diamond,PCD[zkr.] [voj.] Zdeněk Brož a automatický
překlad |
Blood crystal
(gcide) | Crystal \Crys"tal\ (kr[i^]s"tal), n. [OE. cristal, F. cristal,
L. crystallum crystal, ice, fr. Gr. kry`stallos, fr. kry`os
icy cold, frost; cf. AS. crystalla, fr. L. crystallum; prob.
akin to E. crust. See Crust, Raw.]
1. (Chem. & Min.) The regular form which a substance tends to
assume in solidifying, through the inherent power of
cohesive attraction. It is bounded by plane surfaces,
symmetrically arranged, and each species of crystal has
fixed axial ratios. See Crystallization.
[1913 Webster]
2. The material of quartz, in crystallization transparent or
nearly so, and either colorless or slightly tinged with
gray, or the like; -- called also rock crystal.
Ornamental vessels are made of it. Cf. Smoky quartz,
Pebble; also Brazilian pebble, under Brazilian.
[1913 Webster]
3. A species of glass, more perfect in its composition and
manufacture than common glass, and often cut into
ornamental forms. See Flint glass.
[1913 Webster]
4. The glass over the dial of a watch case.
[1913 Webster]
5. Anything resembling crystal, as clear water, etc.
[1913 Webster]
The blue crystal of the seas. --Byron.
[1913 Webster]
Blood crystal. See under Blood.
Compound crystal. See under Compound.
Iceland crystal, a transparent variety of calcite, or
crystallized calcium carbonate, brought from Iceland, and
used in certain optical instruments, as the polariscope.
Rock crystal, or Mountain crystal, any transparent
crystal of quartz, particularly of limpid or colorless
quartz.
[1913 Webster]Blood \Blood\ (bl[u^]d), n. [OE. blod, blood, AS. bl[=o]d; akin
to D. bloed, OHG. bluot, G. blut, Goth. bl[=o][thorn], Icel.
bl[=o][eth], Sw. & Dan. blod; prob. fr. the same root as E.
blow to bloom. See Blow to bloom.]
1. The fluid which circulates in the principal vascular
system of animals, carrying nourishment to all parts of
the body, and bringing away waste products to be excreted.
See under Arterial.
[1913 Webster]
Note: The blood consists of a liquid, the plasma, containing
minute particles, the blood corpuscles. In the
invertebrate animals it is usually nearly colorless,
and contains only one kind of corpuscles; but in all
vertebrates, except Amphioxus, it contains some
colorless corpuscles, with many more which are red and
give the blood its uniformly red color. See
Corpuscle, Plasma.
[1913 Webster]
2. Relationship by descent from a common ancestor;
consanguinity; kinship.
[1913 Webster]
To share the blood of Saxon royalty. --Sir W.
Scott.
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A friend of our own blood. --Waller.
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Half blood (Law), relationship through only one parent.
Whole blood, relationship through both father and mother.
In American Law, blood includes both half blood, and whole
blood. --Bouvier. --Peters.
[1913 Webster]
3. Descent; lineage; especially, honorable birth; the highest
royal lineage.
[1913 Webster]
Give us a prince of blood, a son of Priam. --Shak.
[1913 Webster]
I am a gentleman of blood and breeding. --Shak.
[1913 Webster]
4. (Stock Breeding) Descent from parents of recognized breed;
excellence or purity of breed.
[1913 Webster]
Note: In stock breeding half blood is descent showing one
half only of pure breed. Blue blood, full blood, or
warm blood, is the same as blood.
[1913 Webster]
5. The fleshy nature of man.
[1913 Webster]
Nor gives it satisfaction to our blood. --Shak.
[1913 Webster]
6. The shedding of blood; the taking of life, murder;
manslaughter; destruction.
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So wills the fierce, avenging sprite,
Till blood for blood atones. --Hood.
[1913 Webster]
7. A bloodthirsty or murderous disposition. [R.]
[1913 Webster]
He was a thing of blood, whose every motion
Was timed with dying cries. --Shak.
[1913 Webster]
8. Temper of mind; disposition; state of the passions; -- as
if the blood were the seat of emotions.
[1913 Webster]
When you perceive his blood inclined to mirth.
--Shak.
[1913 Webster]
Note: Often, in this sense, accompanied with bad, cold, warm,
or other qualifying word. Thus, to commit an act in
cold blood, is to do it deliberately, and without
sudden passion; to do it in bad blood, is to do it in
anger. Warm blood denotes a temper inflamed or
irritated. To warm or heat the blood is to excite the
passions. Qualified by up, excited feeling or passion
is signified; as, my blood was up.
[1913 Webster]
9. A man of fire or spirit; a fiery spark; a gay, showy man;
a rake.
[1913 Webster]
Seest thou not . . . how giddily 'a turns about all
the hot bloods between fourteen and five and thirty?
--Shak.
[1913 Webster]
It was the morning costume of a dandy or blood.
--Thackeray.
[1913 Webster]
10. The juice of anything, especially if red.
[1913 Webster]
He washed . . . his clothes in the blood of grapes.
--Gen. xiix.
11.
[1913 Webster]
Note: Blood is often used as an adjective, and as the first
part of self-explaining compound words; as,
blood-bespotted, blood-bought, blood-curdling,
blood-dyed, blood-red, blood-spilling, blood-stained,
blood-warm, blood-won.
[1913 Webster]
Blood baptism (Eccl. Hist.), the martyrdom of those who had
not been baptized. They were considered as baptized in
blood, and this was regarded as a full substitute for
literal baptism.
Blood blister, a blister or bleb containing blood or bloody
serum, usually caused by an injury.
Blood brother, brother by blood or birth.
Blood clam (Zool.), a bivalve mollusk of the genus Arca and
allied genera, esp. Argina pexata of the American coast.
So named from the color of its flesh.
Blood corpuscle. See Corpuscle.
Blood crystal (Physiol.), one of the crystals formed by the
separation in a crystalline form of the h[ae]moglobin of
the red blood corpuscles; h[ae]matocrystallin. All blood
does not yield blood crystals.
Blood heat, heat equal to the temperature of human blood,
or about 981/2 [deg] Fahr.
Blood horse, a horse whose blood or lineage is derived from
the purest and most highly prized origin or stock.
Blood money. See in the Vocabulary.
Blood orange, an orange with dark red pulp.
Blood poisoning (Med.), a morbid state of the blood caused
by the introduction of poisonous or infective matters from
without, or the absorption or retention of such as are
produced in the body itself; tox[ae]mia.
Blood pudding, a pudding made of blood and other materials.
Blood relation, one connected by blood or descent.
Blood spavin. See under Spavin.
Blood vessel. See in the Vocabulary.
Blue blood, the blood of noble or aristocratic families,
which, according to a Spanish prover, has in it a tinge of
blue; -- hence, a member of an old and aristocratic
family.
Flesh and blood.
(a) A blood relation, esp. a child.
(b) Human nature.
In blood (Hunting), in a state of perfect health and vigor.
--Shak.
To let blood. See under Let.
Prince of the blood, the son of a sovereign, or the issue
of a royal family. The sons, brothers, and uncles of the
sovereign are styled princes of the blood royal; and the
daughters, sisters, and aunts are princesses of the blood
royal.
[1913 Webster] |
Compound crystal
(gcide) | Compound \Com"pound\, a. [OE. compouned, p. p. of compounen. See
Compound, v. t.]
Composed of two or more elements, ingredients, parts;
produced by the union of several ingredients, parts, or
things; composite; as, a compound word.
[1913 Webster]
Compound substances are made up of two or more simple
substances. --I. Watts.
[1913 Webster]
Compound addition, subtraction, multiplication,
division (Arith.), the addition, subtraction, etc., of
compound numbers.
Compound crystal (Crystallog.), a twin crystal, or one
seeming to be made up of two or more crystals combined
according to regular laws of composition.
Compound engine (Mech.), a form of steam engine in which
the steam that has been used in a high-pressure cylinder
is made to do further service in a larger low-pressure
cylinder, sometimes in several larger cylinders,
successively.
Compound ether. (Chem.) See under Ether.
Compound flower (Bot.), a flower head resembling a single
flower, but really composed of several florets inclosed in
a common calyxlike involucre, as the sunflower or
dandelion.
Compound fraction. (Math.) See Fraction.
Compound fracture. See Fracture.
Compound householder, a householder who compounds or
arranges with his landlord that his rates shall be
included in his rents. [Eng.]
Compound interest. See Interest.
Compound larceny. (Law) See Larceny.
Compound leaf (Bot.), a leaf having two or more separate
blades or leaflets on a common leafstalk.
Compound microscope. See Microscope.
Compound motion. See Motion.
Compound number (Math.), one constructed according to a
varying scale of denomination; as, 3 cwt., 1 qr., 5 lb.;
-- called also denominate number.
Compound pier (Arch.), a clustered column.
Compound quantity (Alg.), a quantity composed of two or
more simple quantities or terms, connected by the sign +
(plus) or - (minus). Thus, a + b - c, and bb - b, are
compound quantities.
Compound radical. (Chem.) See Radical.
Compound ratio (Math.), the product of two or more ratios;
thus ab:cd is a ratio compounded of the simple ratios a:c
and b:d.
Compound rest (Mech.), the tool carriage of an engine
lathe.
Compound screw (Mech.), a screw having on the same axis two
or more screws with different pitch (a differential
screw), or running in different directions (a right and
left screw).
Compound time (Mus.), that in which two or more simple
measures are combined in one; as, 6-8 time is the joining
of two measures of 3-8 time.
Compound word, a word composed of two or more words;
specifically, two or more words joined together by a
hyphen.
[1913 Webster]Crystal \Crys"tal\ (kr[i^]s"tal), n. [OE. cristal, F. cristal,
L. crystallum crystal, ice, fr. Gr. kry`stallos, fr. kry`os
icy cold, frost; cf. AS. crystalla, fr. L. crystallum; prob.
akin to E. crust. See Crust, Raw.]
1. (Chem. & Min.) The regular form which a substance tends to
assume in solidifying, through the inherent power of
cohesive attraction. It is bounded by plane surfaces,
symmetrically arranged, and each species of crystal has
fixed axial ratios. See Crystallization.
[1913 Webster]
2. The material of quartz, in crystallization transparent or
nearly so, and either colorless or slightly tinged with
gray, or the like; -- called also rock crystal.
Ornamental vessels are made of it. Cf. Smoky quartz,
Pebble; also Brazilian pebble, under Brazilian.
[1913 Webster]
3. A species of glass, more perfect in its composition and
manufacture than common glass, and often cut into
ornamental forms. See Flint glass.
[1913 Webster]
4. The glass over the dial of a watch case.
[1913 Webster]
5. Anything resembling crystal, as clear water, etc.
[1913 Webster]
The blue crystal of the seas. --Byron.
[1913 Webster]
Blood crystal. See under Blood.
Compound crystal. See under Compound.
Iceland crystal, a transparent variety of calcite, or
crystallized calcium carbonate, brought from Iceland, and
used in certain optical instruments, as the polariscope.
Rock crystal, or Mountain crystal, any transparent
crystal of quartz, particularly of limpid or colorless
quartz.
[1913 Webster] |
Cryptocrystalline
(gcide) | Cryptocrystalline \Cryp`to*crys"tal*line\ (-kr?s"tal-l?n), a.
[Gr. krypto`s hidden + E. crystalline.] (Geol.)
Indistinctly crystalline; -- applied to rocks and minerals,
whose state of aggregation is so fine that no distinct
particles are visible, even under the microscope.
[1913 Webster] |
crystal glass
(gcide) | Flint glass \Flint" glass`\ (Chem.)
A soft, heavy, brilliant glass, consisting essentially of a
silicate of lead and potassium. It is used for tableware, and
for optical instruments, as prisms, its density giving a high
degree of dispersive power; -- so called, because formerly
the silica was obtained from pulverized flints. Called also
crystal glass. Cf. Glass.
[1913 Webster]
Note: The concave or diverging half on an achromatic lens is
usually made of flint glass.
[1913 Webster]Glass \Glass\ (gl[.a]s), n. [OE. glas, gles, AS. gl[ae]s; akin
to D., G., Dan., & Sw. glas, Icel. glas, gler, Dan. glar; cf.
AS. gl[ae]r amber, L. glaesum. Cf. Glare, n., Glaze, v.
t.]
[1913 Webster]
1. A hard, brittle, translucent, and commonly transparent
substance, white or colored, having a conchoidal fracture,
and made by fusing together sand or silica with lime,
potash, soda, or lead oxide. It is used for window panes
and mirrors, for articles of table and culinary use, for
lenses, and various articles of ornament.
[1913 Webster]
Note: Glass is variously colored by the metallic oxides;
thus, manganese colors it violet; copper (cuprous),
red, or (cupric) green; cobalt, blue; uranium,
yellowish green or canary yellow; iron, green or brown;
gold, purple or red; tin, opaque white; chromium,
emerald green; antimony, yellow.
[1913 Webster]
2. (Chem.) Any substance having a peculiar glassy appearance,
and a conchoidal fracture, and usually produced by fusion.
[1913 Webster]
3. Anything made of glass. Especially:
(a) A looking-glass; a mirror.
(b) A vessel filled with running sand for measuring time;
an hourglass; and hence, the time in which such a
vessel is exhausted of its sand.
[1913 Webster]
She would not live
The running of one glass. --Shak.
(c) A drinking vessel; a tumbler; a goblet; hence, the
contents of such a vessel; especially; spirituous
liquors; as, he took a glass at dinner.
(d) An optical glass; a lens; a spyglass; -- in the
plural, spectacles; as, a pair of glasses; he wears
glasses.
(e) A weatherglass; a barometer.
[1913 Webster]
Note: Glass is much used adjectively or in combination; as,
glass maker, or glassmaker; glass making or
glassmaking; glass blower or glassblower, etc.
[1913 Webster]
Bohemian glass, Cut glass, etc. See under Bohemian,
Cut, etc.
Crown glass, a variety of glass, used for making the finest
plate or window glass, and consisting essentially of
silicate of soda or potash and lime, with no admixture of
lead; the convex half of an achromatic lens is composed of
crown glass; -- so called from a crownlike shape given it
in the process of blowing.
Crystal glass, or Flint glass. See Flint glass, in the
Vocabulary.
Cylinder glass, sheet glass made by blowing the glass in
the form of a cylinder which is then split longitudinally,
opened out, and flattened.
Glass of antimony, a vitreous oxide of antimony mixed with
sulphide.
Glass cloth, a woven fabric formed of glass fibers.
Glass coach, a coach superior to a hackney-coach, hired for
the day, or any short period, as a private carriage; -- so
called because originally private carriages alone had
glass windows. [Eng.] --Smart.
[1913 Webster]
Glass coaches are [allowed in English parks from
which ordinary hacks are excluded], meaning by this
term, which is never used in America, hired
carriages that do not go on stands. --J. F.
Cooper.
Glass cutter.
(a) One who cuts sheets of glass into sizes for window
panes, ets.
(b) One who shapes the surface of glass by grinding and
polishing.
(c) A tool, usually with a diamond at the point, for
cutting glass.
Glass cutting.
(a) The act or process of dividing glass, as sheets of
glass into panes with a diamond.
(b) The act or process of shaping the surface of glass by
appylying it to revolving wheels, upon which sand,
emery, and, afterwards, polishing powder, are applied;
especially of glass which is shaped into facets, tooth
ornaments, and the like. Glass having ornamental
scrolls, etc., cut upon it, is said to be engraved.
Glass metal, the fused material for making glass.
Glass painting, the art or process of producing decorative
effects in glass by painting it with enamel colors and
combining the pieces together with slender sash bars of
lead or other metal. In common parlance, glass painting
and glass staining (see Glass staining, below) are used
indifferently for all colored decorative work in windows,
and the like.
Glass paper, paper faced with pulvirezed glass, and used
for abrasive purposes.
Glass silk, fine threads of glass, wound, when in fusion,
on rapidly rotating heated cylinders.
Glass silvering, the process of transforming plate glass
into mirrors by coating it with a reflecting surface, a
deposit of silver, or a mercury amalgam.
Glass soap, or Glassmaker's soap, the black oxide of
manganese or other substances used by glass makers to take
away color from the materials for glass.
Glass staining, the art or practice of coloring glass in
its whole substance, or, in the case of certain colors, in
a superficial film only; also, decorative work in glass.
Cf. Glass painting.
Glass tears. See Rupert's drop.
Glass works, an establishment where glass is made.
Heavy glass, a heavy optical glass, consisting essentially
of a borosilicate of potash.
Millefiore glass. See Millefiore.
Plate glass, a fine kind of glass, cast in thick plates,
and flattened by heavy rollers, -- used for mirrors and
the best windows.
Pressed glass, glass articles formed in molds by pressure
when hot.
Soluble glass (Chem.), a silicate of sodium or potassium,
found in commerce as a white, glassy mass, a stony powder,
or dissolved as a viscous, sirupy liquid; -- used for
rendering fabrics incombustible, for hardening artificial
stone, etc.; -- called also water glass.
Spun glass, glass drawn into a thread while liquid.
Toughened glass, Tempered glass, glass finely tempered or
annealed, by a peculiar method of sudden cooling by
plunging while hot into oil, melted wax, or paraffine,
etc.; -- called also, from the name of the inventor of the
process, Bastie glass.
Water glass. (Chem.) See Soluble glass, above.
Window glass, glass in panes suitable for windows.
[1913 Webster] |
Crystal glass
(gcide) | Flint glass \Flint" glass`\ (Chem.)
A soft, heavy, brilliant glass, consisting essentially of a
silicate of lead and potassium. It is used for tableware, and
for optical instruments, as prisms, its density giving a high
degree of dispersive power; -- so called, because formerly
the silica was obtained from pulverized flints. Called also
crystal glass. Cf. Glass.
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Note: The concave or diverging half on an achromatic lens is
usually made of flint glass.
[1913 Webster]Glass \Glass\ (gl[.a]s), n. [OE. glas, gles, AS. gl[ae]s; akin
to D., G., Dan., & Sw. glas, Icel. glas, gler, Dan. glar; cf.
AS. gl[ae]r amber, L. glaesum. Cf. Glare, n., Glaze, v.
t.]
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1. A hard, brittle, translucent, and commonly transparent
substance, white or colored, having a conchoidal fracture,
and made by fusing together sand or silica with lime,
potash, soda, or lead oxide. It is used for window panes
and mirrors, for articles of table and culinary use, for
lenses, and various articles of ornament.
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Note: Glass is variously colored by the metallic oxides;
thus, manganese colors it violet; copper (cuprous),
red, or (cupric) green; cobalt, blue; uranium,
yellowish green or canary yellow; iron, green or brown;
gold, purple or red; tin, opaque white; chromium,
emerald green; antimony, yellow.
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2. (Chem.) Any substance having a peculiar glassy appearance,
and a conchoidal fracture, and usually produced by fusion.
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3. Anything made of glass. Especially:
(a) A looking-glass; a mirror.
(b) A vessel filled with running sand for measuring time;
an hourglass; and hence, the time in which such a
vessel is exhausted of its sand.
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She would not live
The running of one glass. --Shak.
(c) A drinking vessel; a tumbler; a goblet; hence, the
contents of such a vessel; especially; spirituous
liquors; as, he took a glass at dinner.
(d) An optical glass; a lens; a spyglass; -- in the
plural, spectacles; as, a pair of glasses; he wears
glasses.
(e) A weatherglass; a barometer.
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Note: Glass is much used adjectively or in combination; as,
glass maker, or glassmaker; glass making or
glassmaking; glass blower or glassblower, etc.
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Bohemian glass, Cut glass, etc. See under Bohemian,
Cut, etc.
Crown glass, a variety of glass, used for making the finest
plate or window glass, and consisting essentially of
silicate of soda or potash and lime, with no admixture of
lead; the convex half of an achromatic lens is composed of
crown glass; -- so called from a crownlike shape given it
in the process of blowing.
Crystal glass, or Flint glass. See Flint glass, in the
Vocabulary.
Cylinder glass, sheet glass made by blowing the glass in
the form of a cylinder which is then split longitudinally,
opened out, and flattened.
Glass of antimony, a vitreous oxide of antimony mixed with
sulphide.
Glass cloth, a woven fabric formed of glass fibers.
Glass coach, a coach superior to a hackney-coach, hired for
the day, or any short period, as a private carriage; -- so
called because originally private carriages alone had
glass windows. [Eng.] --Smart.
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Glass coaches are [allowed in English parks from
which ordinary hacks are excluded], meaning by this
term, which is never used in America, hired
carriages that do not go on stands. --J. F.
Cooper.
Glass cutter.
(a) One who cuts sheets of glass into sizes for window
panes, ets.
(b) One who shapes the surface of glass by grinding and
polishing.
(c) A tool, usually with a diamond at the point, for
cutting glass.
Glass cutting.
(a) The act or process of dividing glass, as sheets of
glass into panes with a diamond.
(b) The act or process of shaping the surface of glass by
appylying it to revolving wheels, upon which sand,
emery, and, afterwards, polishing powder, are applied;
especially of glass which is shaped into facets, tooth
ornaments, and the like. Glass having ornamental
scrolls, etc., cut upon it, is said to be engraved.
Glass metal, the fused material for making glass.
Glass painting, the art or process of producing decorative
effects in glass by painting it with enamel colors and
combining the pieces together with slender sash bars of
lead or other metal. In common parlance, glass painting
and glass staining (see Glass staining, below) are used
indifferently for all colored decorative work in windows,
and the like.
Glass paper, paper faced with pulvirezed glass, and used
for abrasive purposes.
Glass silk, fine threads of glass, wound, when in fusion,
on rapidly rotating heated cylinders.
Glass silvering, the process of transforming plate glass
into mirrors by coating it with a reflecting surface, a
deposit of silver, or a mercury amalgam.
Glass soap, or Glassmaker's soap, the black oxide of
manganese or other substances used by glass makers to take
away color from the materials for glass.
Glass staining, the art or practice of coloring glass in
its whole substance, or, in the case of certain colors, in
a superficial film only; also, decorative work in glass.
Cf. Glass painting.
Glass tears. See Rupert's drop.
Glass works, an establishment where glass is made.
Heavy glass, a heavy optical glass, consisting essentially
of a borosilicate of potash.
Millefiore glass. See Millefiore.
Plate glass, a fine kind of glass, cast in thick plates,
and flattened by heavy rollers, -- used for mirrors and
the best windows.
Pressed glass, glass articles formed in molds by pressure
when hot.
Soluble glass (Chem.), a silicate of sodium or potassium,
found in commerce as a white, glassy mass, a stony powder,
or dissolved as a viscous, sirupy liquid; -- used for
rendering fabrics incombustible, for hardening artificial
stone, etc.; -- called also water glass.
Spun glass, glass drawn into a thread while liquid.
Toughened glass, Tempered glass, glass finely tempered or
annealed, by a peculiar method of sudden cooling by
plunging while hot into oil, melted wax, or paraffine,
etc.; -- called also, from the name of the inventor of the
process, Bastie glass.
Water glass. (Chem.) See Soluble glass, above.
Window glass, glass in panes suitable for windows.
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