| slovo | definícia |
cobalt
(mass) | cobalt
- kobaltový, kobalt |
cobalt
(encz) | cobalt,kobalt n: Zdeněk Brož |
Cobalt
(gcide) | Cobalt \Co"balt\ (k[=o]"b[o^]lt; 277, 74), n. [G. kobalt, prob.
fr. kobold, kobel, goblin, MHG. kobolt; perh. akin to G.
koben pigsty, hut, AS. cofa room, cofgodas household gods,
Icel. kofi hut. If so, the ending -old stands for older
-walt, -wald, being the same as -ald in E. herald and the
word would mean ruler or governor in a house, house spirit,
the metal being so called by miners, because it was poisonous
and troublesome. Cf. Kobold, Cove, Goblin.]
1. (Chem.) A tough, lustrous, reddish white metal of the iron
group, not easily fusible, and somewhat magnetic. Atomic
weight 59.1. Symbol Co.
[1913 Webster]
Note: It occurs in nature in combination with arsenic,
sulphur, and oxygen, and is obtained from its ores,
smaltite, cobaltite, asbolite, etc. Its oxide colors
glass or any flux, as borax, a fine blue, and is used
in the manufacture of smalt. It is frequently
associated with nickel, and both are characteristic
ingredients of meteoric iron.
[1913 Webster]
2. A commercial name of a crude arsenic used as fly poison.
[1913 Webster]
Cobalt bloom. Same as Erythrite.
Cobalt blue, a dark blue pigment consisting of some salt of
cobalt, as the phosphate, ignited with alumina; -- called
also cobalt ultramarine, and Thenard's blue.
Cobalt crust, earthy arseniate of cobalt.
Cobalt glance. (Min.) See Cobaltite.
Cobalt green, a pigment consisting essentially of the
oxides of cobalt and zinc; -- called also {Rinman's
green}.
Cobalt yellow (Chem.), a yellow crystalline powder,
regarded as a double nitrite of cobalt and potassium.
[1913 Webster] |
cobalt
(wn) | cobalt
n 1: a hard ferromagnetic silver-white bivalent or trivalent
metallic element; a trace element in plant and animal
nutrition [syn: cobalt, Co, atomic number 27] |
cobalt
(elements) | cobalt
Symbol: Co
Atomic number: 27
Atomic weight: 58.993
Light grey transition element. Some meteorites contain small amounts of
metallic cobalt. Generally alloyed for use. Mammals require small
amounts
of cobalt salts. Cobalt-60, an artificially produced radioactive isotope
of Cobalt is an important radioactive tracer and cancer-treatment agent.
Discovered by G. Brandt in 1737.
|
| | podobné slovo | definícia |
cobalt
(mass) | cobalt
- kobaltový, kobalt |
cobalt
(encz) | cobalt,kobalt n: Zdeněk Brož |
cobalt 60
(encz) | cobalt 60, n: |
cobalt bloom
(encz) | cobalt bloom, n: |
cobalt blue
(encz) | cobalt blue,kobaltová modř n: VlK |
cobalt ultramarine
(encz) | cobalt ultramarine,kobaltová modř n: VlK |
cobaltite
(encz) | cobaltite, n: |
cobalt bloom
(gcide) | Erythrite \E*ryth"rite\, n. [Gr. 'eryqro`s red.]
1. (Chem.) A colorless crystalline substance, C4H6.(OH)4,
of a sweet, cooling taste, extracted from certain lichens,
and obtained by the decomposition of erythrin; -- called
also erythrol, erythroglucin, erythromannite,
pseudorcin, cobalt bloom, and under the name phycite
obtained from the alga Protococcus vulgaris. It is a
tetrabasic alcohol, corresponding to glycol and glycerin.
[1913 Webster]
2. (Min.) A rose-red mineral, crystallized and earthy, a
hydrous arseniate of cobalt, known also as cobalt bloom;
-- called also erythrin or erythrine.
[1913 Webster]Cobalt \Co"balt\ (k[=o]"b[o^]lt; 277, 74), n. [G. kobalt, prob.
fr. kobold, kobel, goblin, MHG. kobolt; perh. akin to G.
koben pigsty, hut, AS. cofa room, cofgodas household gods,
Icel. kofi hut. If so, the ending -old stands for older
-walt, -wald, being the same as -ald in E. herald and the
word would mean ruler or governor in a house, house spirit,
the metal being so called by miners, because it was poisonous
and troublesome. Cf. Kobold, Cove, Goblin.]
1. (Chem.) A tough, lustrous, reddish white metal of the iron
group, not easily fusible, and somewhat magnetic. Atomic
weight 59.1. Symbol Co.
[1913 Webster]
Note: It occurs in nature in combination with arsenic,
sulphur, and oxygen, and is obtained from its ores,
smaltite, cobaltite, asbolite, etc. Its oxide colors
glass or any flux, as borax, a fine blue, and is used
in the manufacture of smalt. It is frequently
associated with nickel, and both are characteristic
ingredients of meteoric iron.
[1913 Webster]
2. A commercial name of a crude arsenic used as fly poison.
[1913 Webster]
Cobalt bloom. Same as Erythrite.
Cobalt blue, a dark blue pigment consisting of some salt of
cobalt, as the phosphate, ignited with alumina; -- called
also cobalt ultramarine, and Thenard's blue.
Cobalt crust, earthy arseniate of cobalt.
Cobalt glance. (Min.) See Cobaltite.
Cobalt green, a pigment consisting essentially of the
oxides of cobalt and zinc; -- called also {Rinman's
green}.
Cobalt yellow (Chem.), a yellow crystalline powder,
regarded as a double nitrite of cobalt and potassium.
[1913 Webster] |
Cobalt bloom
(gcide) | Erythrite \E*ryth"rite\, n. [Gr. 'eryqro`s red.]
1. (Chem.) A colorless crystalline substance, C4H6.(OH)4,
of a sweet, cooling taste, extracted from certain lichens,
and obtained by the decomposition of erythrin; -- called
also erythrol, erythroglucin, erythromannite,
pseudorcin, cobalt bloom, and under the name phycite
obtained from the alga Protococcus vulgaris. It is a
tetrabasic alcohol, corresponding to glycol and glycerin.
[1913 Webster]
2. (Min.) A rose-red mineral, crystallized and earthy, a
hydrous arseniate of cobalt, known also as cobalt bloom;
-- called also erythrin or erythrine.
[1913 Webster]Cobalt \Co"balt\ (k[=o]"b[o^]lt; 277, 74), n. [G. kobalt, prob.
fr. kobold, kobel, goblin, MHG. kobolt; perh. akin to G.
koben pigsty, hut, AS. cofa room, cofgodas household gods,
Icel. kofi hut. If so, the ending -old stands for older
-walt, -wald, being the same as -ald in E. herald and the
word would mean ruler or governor in a house, house spirit,
the metal being so called by miners, because it was poisonous
and troublesome. Cf. Kobold, Cove, Goblin.]
1. (Chem.) A tough, lustrous, reddish white metal of the iron
group, not easily fusible, and somewhat magnetic. Atomic
weight 59.1. Symbol Co.
[1913 Webster]
Note: It occurs in nature in combination with arsenic,
sulphur, and oxygen, and is obtained from its ores,
smaltite, cobaltite, asbolite, etc. Its oxide colors
glass or any flux, as borax, a fine blue, and is used
in the manufacture of smalt. It is frequently
associated with nickel, and both are characteristic
ingredients of meteoric iron.
[1913 Webster]
2. A commercial name of a crude arsenic used as fly poison.
[1913 Webster]
Cobalt bloom. Same as Erythrite.
Cobalt blue, a dark blue pigment consisting of some salt of
cobalt, as the phosphate, ignited with alumina; -- called
also cobalt ultramarine, and Thenard's blue.
Cobalt crust, earthy arseniate of cobalt.
Cobalt glance. (Min.) See Cobaltite.
Cobalt green, a pigment consisting essentially of the
oxides of cobalt and zinc; -- called also {Rinman's
green}.
Cobalt yellow (Chem.), a yellow crystalline powder,
regarded as a double nitrite of cobalt and potassium.
[1913 Webster] |
Cobalt blue
(gcide) | Cobalt \Co"balt\ (k[=o]"b[o^]lt; 277, 74), n. [G. kobalt, prob.
fr. kobold, kobel, goblin, MHG. kobolt; perh. akin to G.
koben pigsty, hut, AS. cofa room, cofgodas household gods,
Icel. kofi hut. If so, the ending -old stands for older
-walt, -wald, being the same as -ald in E. herald and the
word would mean ruler or governor in a house, house spirit,
the metal being so called by miners, because it was poisonous
and troublesome. Cf. Kobold, Cove, Goblin.]
1. (Chem.) A tough, lustrous, reddish white metal of the iron
group, not easily fusible, and somewhat magnetic. Atomic
weight 59.1. Symbol Co.
[1913 Webster]
Note: It occurs in nature in combination with arsenic,
sulphur, and oxygen, and is obtained from its ores,
smaltite, cobaltite, asbolite, etc. Its oxide colors
glass or any flux, as borax, a fine blue, and is used
in the manufacture of smalt. It is frequently
associated with nickel, and both are characteristic
ingredients of meteoric iron.
[1913 Webster]
2. A commercial name of a crude arsenic used as fly poison.
[1913 Webster]
Cobalt bloom. Same as Erythrite.
Cobalt blue, a dark blue pigment consisting of some salt of
cobalt, as the phosphate, ignited with alumina; -- called
also cobalt ultramarine, and Thenard's blue.
Cobalt crust, earthy arseniate of cobalt.
Cobalt glance. (Min.) See Cobaltite.
Cobalt green, a pigment consisting essentially of the
oxides of cobalt and zinc; -- called also {Rinman's
green}.
Cobalt yellow (Chem.), a yellow crystalline powder,
regarded as a double nitrite of cobalt and potassium.
[1913 Webster] |
Cobalt crust
(gcide) | Cobalt \Co"balt\ (k[=o]"b[o^]lt; 277, 74), n. [G. kobalt, prob.
fr. kobold, kobel, goblin, MHG. kobolt; perh. akin to G.
koben pigsty, hut, AS. cofa room, cofgodas household gods,
Icel. kofi hut. If so, the ending -old stands for older
-walt, -wald, being the same as -ald in E. herald and the
word would mean ruler or governor in a house, house spirit,
the metal being so called by miners, because it was poisonous
and troublesome. Cf. Kobold, Cove, Goblin.]
1. (Chem.) A tough, lustrous, reddish white metal of the iron
group, not easily fusible, and somewhat magnetic. Atomic
weight 59.1. Symbol Co.
[1913 Webster]
Note: It occurs in nature in combination with arsenic,
sulphur, and oxygen, and is obtained from its ores,
smaltite, cobaltite, asbolite, etc. Its oxide colors
glass or any flux, as borax, a fine blue, and is used
in the manufacture of smalt. It is frequently
associated with nickel, and both are characteristic
ingredients of meteoric iron.
[1913 Webster]
2. A commercial name of a crude arsenic used as fly poison.
[1913 Webster]
Cobalt bloom. Same as Erythrite.
Cobalt blue, a dark blue pigment consisting of some salt of
cobalt, as the phosphate, ignited with alumina; -- called
also cobalt ultramarine, and Thenard's blue.
Cobalt crust, earthy arseniate of cobalt.
Cobalt glance. (Min.) See Cobaltite.
Cobalt green, a pigment consisting essentially of the
oxides of cobalt and zinc; -- called also {Rinman's
green}.
Cobalt yellow (Chem.), a yellow crystalline powder,
regarded as a double nitrite of cobalt and potassium.
[1913 Webster] |
Cobalt glance
(gcide) | Cobalt \Co"balt\ (k[=o]"b[o^]lt; 277, 74), n. [G. kobalt, prob.
fr. kobold, kobel, goblin, MHG. kobolt; perh. akin to G.
koben pigsty, hut, AS. cofa room, cofgodas household gods,
Icel. kofi hut. If so, the ending -old stands for older
-walt, -wald, being the same as -ald in E. herald and the
word would mean ruler or governor in a house, house spirit,
the metal being so called by miners, because it was poisonous
and troublesome. Cf. Kobold, Cove, Goblin.]
1. (Chem.) A tough, lustrous, reddish white metal of the iron
group, not easily fusible, and somewhat magnetic. Atomic
weight 59.1. Symbol Co.
[1913 Webster]
Note: It occurs in nature in combination with arsenic,
sulphur, and oxygen, and is obtained from its ores,
smaltite, cobaltite, asbolite, etc. Its oxide colors
glass or any flux, as borax, a fine blue, and is used
in the manufacture of smalt. It is frequently
associated with nickel, and both are characteristic
ingredients of meteoric iron.
[1913 Webster]
2. A commercial name of a crude arsenic used as fly poison.
[1913 Webster]
Cobalt bloom. Same as Erythrite.
Cobalt blue, a dark blue pigment consisting of some salt of
cobalt, as the phosphate, ignited with alumina; -- called
also cobalt ultramarine, and Thenard's blue.
Cobalt crust, earthy arseniate of cobalt.
Cobalt glance. (Min.) See Cobaltite.
Cobalt green, a pigment consisting essentially of the
oxides of cobalt and zinc; -- called also {Rinman's
green}.
Cobalt yellow (Chem.), a yellow crystalline powder,
regarded as a double nitrite of cobalt and potassium.
[1913 Webster] |
Cobalt green
(gcide) | Cobalt \Co"balt\ (k[=o]"b[o^]lt; 277, 74), n. [G. kobalt, prob.
fr. kobold, kobel, goblin, MHG. kobolt; perh. akin to G.
koben pigsty, hut, AS. cofa room, cofgodas household gods,
Icel. kofi hut. If so, the ending -old stands for older
-walt, -wald, being the same as -ald in E. herald and the
word would mean ruler or governor in a house, house spirit,
the metal being so called by miners, because it was poisonous
and troublesome. Cf. Kobold, Cove, Goblin.]
1. (Chem.) A tough, lustrous, reddish white metal of the iron
group, not easily fusible, and somewhat magnetic. Atomic
weight 59.1. Symbol Co.
[1913 Webster]
Note: It occurs in nature in combination with arsenic,
sulphur, and oxygen, and is obtained from its ores,
smaltite, cobaltite, asbolite, etc. Its oxide colors
glass or any flux, as borax, a fine blue, and is used
in the manufacture of smalt. It is frequently
associated with nickel, and both are characteristic
ingredients of meteoric iron.
[1913 Webster]
2. A commercial name of a crude arsenic used as fly poison.
[1913 Webster]
Cobalt bloom. Same as Erythrite.
Cobalt blue, a dark blue pigment consisting of some salt of
cobalt, as the phosphate, ignited with alumina; -- called
also cobalt ultramarine, and Thenard's blue.
Cobalt crust, earthy arseniate of cobalt.
Cobalt glance. (Min.) See Cobaltite.
Cobalt green, a pigment consisting essentially of the
oxides of cobalt and zinc; -- called also {Rinman's
green}.
Cobalt yellow (Chem.), a yellow crystalline powder,
regarded as a double nitrite of cobalt and potassium.
[1913 Webster] |
cobalt ultramarine
(gcide) | Cobalt \Co"balt\ (k[=o]"b[o^]lt; 277, 74), n. [G. kobalt, prob.
fr. kobold, kobel, goblin, MHG. kobolt; perh. akin to G.
koben pigsty, hut, AS. cofa room, cofgodas household gods,
Icel. kofi hut. If so, the ending -old stands for older
-walt, -wald, being the same as -ald in E. herald and the
word would mean ruler or governor in a house, house spirit,
the metal being so called by miners, because it was poisonous
and troublesome. Cf. Kobold, Cove, Goblin.]
1. (Chem.) A tough, lustrous, reddish white metal of the iron
group, not easily fusible, and somewhat magnetic. Atomic
weight 59.1. Symbol Co.
[1913 Webster]
Note: It occurs in nature in combination with arsenic,
sulphur, and oxygen, and is obtained from its ores,
smaltite, cobaltite, asbolite, etc. Its oxide colors
glass or any flux, as borax, a fine blue, and is used
in the manufacture of smalt. It is frequently
associated with nickel, and both are characteristic
ingredients of meteoric iron.
[1913 Webster]
2. A commercial name of a crude arsenic used as fly poison.
[1913 Webster]
Cobalt bloom. Same as Erythrite.
Cobalt blue, a dark blue pigment consisting of some salt of
cobalt, as the phosphate, ignited with alumina; -- called
also cobalt ultramarine, and Thenard's blue.
Cobalt crust, earthy arseniate of cobalt.
Cobalt glance. (Min.) See Cobaltite.
Cobalt green, a pigment consisting essentially of the
oxides of cobalt and zinc; -- called also {Rinman's
green}.
Cobalt yellow (Chem.), a yellow crystalline powder,
regarded as a double nitrite of cobalt and potassium.
[1913 Webster] |
Cobalt yellow
(gcide) | Cobalt \Co"balt\ (k[=o]"b[o^]lt; 277, 74), n. [G. kobalt, prob.
fr. kobold, kobel, goblin, MHG. kobolt; perh. akin to G.
koben pigsty, hut, AS. cofa room, cofgodas household gods,
Icel. kofi hut. If so, the ending -old stands for older
-walt, -wald, being the same as -ald in E. herald and the
word would mean ruler or governor in a house, house spirit,
the metal being so called by miners, because it was poisonous
and troublesome. Cf. Kobold, Cove, Goblin.]
1. (Chem.) A tough, lustrous, reddish white metal of the iron
group, not easily fusible, and somewhat magnetic. Atomic
weight 59.1. Symbol Co.
[1913 Webster]
Note: It occurs in nature in combination with arsenic,
sulphur, and oxygen, and is obtained from its ores,
smaltite, cobaltite, asbolite, etc. Its oxide colors
glass or any flux, as borax, a fine blue, and is used
in the manufacture of smalt. It is frequently
associated with nickel, and both are characteristic
ingredients of meteoric iron.
[1913 Webster]
2. A commercial name of a crude arsenic used as fly poison.
[1913 Webster]
Cobalt bloom. Same as Erythrite.
Cobalt blue, a dark blue pigment consisting of some salt of
cobalt, as the phosphate, ignited with alumina; -- called
also cobalt ultramarine, and Thenard's blue.
Cobalt crust, earthy arseniate of cobalt.
Cobalt glance. (Min.) See Cobaltite.
Cobalt green, a pigment consisting essentially of the
oxides of cobalt and zinc; -- called also {Rinman's
green}.
Cobalt yellow (Chem.), a yellow crystalline powder,
regarded as a double nitrite of cobalt and potassium.
[1913 Webster] |
Cobaltic
(gcide) | Cobaltic \Co*balt"ic\ (?; 74), a. [Cf. F. cobaltique.] (Chem.)
Pertaining to, derived from, or containing, cobalt; -- said
especially of those compounds in which cobalt has higher
valence; as, cobaltic oxide.
[1913 Webster]
Luteo-cobaltic compounds (Chem.), an extensive series of
complex yellow compounds of ammonia and cobaltic salts.
Roseo-cobaltic compounds (Chem.), an extensive series of
complex red compounds of cobalt and ammonia. Modifications
of these are the purpureo-cobaltic compounds.
[1913 Webster] |
Cobaltiferous
(gcide) | Cobaltiferous \Co`balt*if"er*ous\, a. [Cobalt + -ferous.] (Min.)
Containing cobalt.
[1913 Webster] Cobaltine |
Cobaltine
(gcide) | Cobaltine \Co"balt*ine\, Cobaltite \Co"balt*ite\n. (Min.)
A mineral of a nearly silver-white color, composed of
arsenic, sulphur, and cobalt.
[1913 Webster] |
Cobaltite
(gcide) | Cobaltine \Co"balt*ine\, Cobaltite \Co"balt*ite\n. (Min.)
A mineral of a nearly silver-white color, composed of
arsenic, sulphur, and cobalt.
[1913 Webster] |
Cobaltous
(gcide) | Cobaltous \Co*balt"ous\, a. (Chem.)
Pertaining to, derived from, or containing, cobalt; -- said
esp. of cobalt compounds in which the metal has its lower
valence.
[1913 Webster]
Cobaltous chloride, a crystalline compound, CoCl2, of a
pale rose color when hydrous, blue when dehydrated. Its
solution is used for a sympathetic ink, the writing being
nearly colorless when dried in the air, owing to absorbed
moisture, and becoming bright blue when warmed.
[1913 Webster] |
Cobaltous chloride
(gcide) | Cobaltous \Co*balt"ous\, a. (Chem.)
Pertaining to, derived from, or containing, cobalt; -- said
esp. of cobalt compounds in which the metal has its lower
valence.
[1913 Webster]
Cobaltous chloride, a crystalline compound, CoCl2, of a
pale rose color when hydrous, blue when dehydrated. Its
solution is used for a sympathetic ink, the writing being
nearly colorless when dried in the air, owing to absorbed
moisture, and becoming bright blue when warmed.
[1913 Webster] |
Glance cobalt
(gcide) | Glance \Glance\, n. [Akin to D. glans luster, brightness, G.
glanz, Sw. glans, D. glands brightness, glimpse. Cf. Gleen,
Glint, Glitter, and Glance a mineral.]
[1913 Webster]
1. A sudden flash of light or splendor.
[1913 Webster]
Swift as the lightning glance. --Milton.
[1913 Webster]
2. A quick cast of the eyes; a quick or a casual look; a
swift survey; a glimpse.
[1913 Webster]
Dart not scornful glances from those eyes. --Shak.
[1913 Webster]
3. An incidental or passing thought or allusion.
[1913 Webster]
How fleet is a glance of the mind. --Cowper.
[1913 Webster]
4. (Min.) A name given to some sulphides, mostly
dark-colored, which have a brilliant metallic luster, as
the sulphide of copper, called copper glance.
[1913 Webster]
Glance coal, anthracite; a mineral composed chiefly of
carbon.
Glance cobalt, cobaltite, or gray cobalt.
Glance copper, chalcocite.
Glance wood, a hard wood grown in Cuba, and used for
gauging instruments, carpenters' rules, etc. --McElrath.
[1913 Webster] |
Gray cobalt
(gcide) | Gray \Gray\ (gr[=a]), a. [Compar. Grayer; superl. Grayest.]
[OE. gray, grey, AS. gr[=ae]g, gr[=e]g; akin to D. graauw,
OHG. gr[=a]o, G. grau, Dan. graa, Sw. gr[*a], Icel. gr[=a]r.]
[Written also grey.]
1. any color of neutral hue between white and black; white
mixed with black, as the color of pepper and salt, or of
ashes, or of hair whitened by age; sometimes, a dark mixed
color; as, the soft gray eye of a dove.
[1913 Webster]
These gray and dun colors may be also produced by
mixing whites and blacks. --Sir I.
Newton.
[1913 Webster]
2. Gray-haired; gray-headed; of a gray color; hoary.
[1913 Webster]
3. Old; mature; as, gray experience. -- Ames.
[1913 Webster]
4. gloomy; dismal.
[PJC]
Gray antimony (Min.), stibnite.
Gray buck (Zool.), the chickara.
Gray cobalt (Min.), smaltite.
Gray copper (Min.), tetrahedrite.
Gray duck (Zool.), the gadwall; also applied to the female
mallard.
Gray falcon (Zool.) the peregrine falcon.
Gray Friar. See Franciscan, and Friar.
Gray hen (Zool.), the female of the blackcock or black
grouse. See Heath grouse.
Gray mill or Gray millet (Bot.), a name of several plants
of the genus Lithospermum; gromwell.
Gray mullet (Zool.) any one of the numerous species of the
genus Mugil, or family Mugilid[ae], found both in the
Old World and America; as the European species
(Mugilid[ae] capito, and Mugilid[ae] auratus), the
American striped mullet (Mugilid[ae] albula), and the
white or silver mullet (Mugilid[ae] Braziliensis). See
Mullet.
Gray owl (Zool.), the European tawny or brown owl ({Syrnium
aluco}). The great gray owl (Ulula cinerea) inhabits
arctic America.
Gray parrot (Zool.), an African parrot ({Psittacus
erithacus}), very commonly domesticated, and noted for its
aptness in learning to talk. Also called jako.
Gray pike. (Zool.) See Sauger.
Gray snapper (Zool.), a Florida fish; the sea lawyer. See
Snapper.
Gray snipe (Zool.), the dowitcher in winter plumage.
Gray whale (Zool.), a rather large and swift whale of the
northern Pacific (Eschrichtius robustus, formerly
Rhachianectes glaucus), having short jaws and no dorsal
fin. It grows to a length of 50 feet (someimes 60 feet).
It was formerly taken in large numbers in the bays of
California, and is now rare; -- called also grayback,
devilfish, and hardhead. It lives up to 50 or 60 years
and adults weigh from 20 to 40 tons.
[1913 Webster] |
Luteocobaltic
(gcide) | Luteocobaltic \Lu"te*o*co*balt"ic\, a. (Chem.)
Pertaining to, or designating, certain compounds of cobalt
having a yellow color. Cf. Cobaltic.
[1913 Webster]
Luteocobaltic chloride (Chem.), a brilliant reddish yellow
crystalline compound, Co2Cl6(NH3)12, obtained by the
action of ammonium chloride on an ammoniacal solution of
cobaltic chloride.
[1913 Webster] |
Luteocobaltic chloride
(gcide) | Luteocobaltic \Lu"te*o*co*balt"ic\, a. (Chem.)
Pertaining to, or designating, certain compounds of cobalt
having a yellow color. Cf. Cobaltic.
[1913 Webster]
Luteocobaltic chloride (Chem.), a brilliant reddish yellow
crystalline compound, Co2Cl6(NH3)12, obtained by the
action of ammonium chloride on an ammoniacal solution of
cobaltic chloride.
[1913 Webster] |
Luteo-cobaltic compounds
(gcide) | Cobaltic \Co*balt"ic\ (?; 74), a. [Cf. F. cobaltique.] (Chem.)
Pertaining to, derived from, or containing, cobalt; -- said
especially of those compounds in which cobalt has higher
valence; as, cobaltic oxide.
[1913 Webster]
Luteo-cobaltic compounds (Chem.), an extensive series of
complex yellow compounds of ammonia and cobaltic salts.
Roseo-cobaltic compounds (Chem.), an extensive series of
complex red compounds of cobalt and ammonia. Modifications
of these are the purpureo-cobaltic compounds.
[1913 Webster] |
purpureo-cobaltic compounds
(gcide) | Cobaltic \Co*balt"ic\ (?; 74), a. [Cf. F. cobaltique.] (Chem.)
Pertaining to, derived from, or containing, cobalt; -- said
especially of those compounds in which cobalt has higher
valence; as, cobaltic oxide.
[1913 Webster]
Luteo-cobaltic compounds (Chem.), an extensive series of
complex yellow compounds of ammonia and cobaltic salts.
Roseo-cobaltic compounds (Chem.), an extensive series of
complex red compounds of cobalt and ammonia. Modifications
of these are the purpureo-cobaltic compounds.
[1913 Webster] |
Roseo-cobaltic compounds
(gcide) | Cobaltic \Co*balt"ic\ (?; 74), a. [Cf. F. cobaltique.] (Chem.)
Pertaining to, derived from, or containing, cobalt; -- said
especially of those compounds in which cobalt has higher
valence; as, cobaltic oxide.
[1913 Webster]
Luteo-cobaltic compounds (Chem.), an extensive series of
complex yellow compounds of ammonia and cobaltic salts.
Roseo-cobaltic compounds (Chem.), an extensive series of
complex red compounds of cobalt and ammonia. Modifications
of these are the purpureo-cobaltic compounds.
[1913 Webster] |
cobalt
(wn) | cobalt
n 1: a hard ferromagnetic silver-white bivalent or trivalent
metallic element; a trace element in plant and animal
nutrition [syn: cobalt, Co, atomic number 27] |
cobalt 60
(wn) | cobalt 60
n 1: a radioactive isotope of cobalt with mass number 60; a
source of exceptionally intense gamma rays; used in
radiation therapy |
cobalt bloom
(wn) | cobalt bloom
n 1: a reddish mineral consisting of hydrated cobalt arsenate in
monoclinic crystalline form and used in coloring glass;
usually found in veins bearing cobalt and arsenic [syn:
erythrite, cobalt bloom] |
cobalt blue
(wn) | cobalt blue
n 1: a shade of blue tinged with green [syn: greenish blue,
aqua, aquamarine, turquoise, cobalt blue, {peacock
blue}]
2: greenish-blue pigment consisting essentially of cobalt oxide
and alumina [syn: cobalt blue, cobalt ultramarine] |
cobalt ultramarine
(wn) | cobalt ultramarine
n 1: greenish-blue pigment consisting essentially of cobalt
oxide and alumina [syn: cobalt blue, {cobalt
ultramarine}] |
cobaltite
(wn) | cobaltite
n 1: a rare silvery-white mineral; important ore of cobalt |
cobalt
(elements) | cobalt
Symbol: Co
Atomic number: 27
Atomic weight: 58.993
Light grey transition element. Some meteorites contain small amounts of
metallic cobalt. Generally alloyed for use. Mammals require small
amounts
of cobalt salts. Cobalt-60, an artificially produced radioactive isotope
of Cobalt is an important radioactive tracer and cancer-treatment agent.
Discovered by G. Brandt in 1737.
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