| slovo | definícia |
Low steam
(gcide) | Low \Low\ (l[=o]), a. [Compar. Lower (l[=o]"[~e]r); superl.
Lowest.] [OE. low, louh, lah, Icel. l[=a]gr; akin to Sw.
l[*a]g, Dan. lav, D. laag, and E. lie. See Lie to be
prostrate.]
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1. Occupying an inferior position or place; not high or
elevated; depressed in comparison with something else; as,
low ground; a low flight.
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2. Not rising to the usual height; as, a man of low stature;
a low fence.
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3. Near the horizon; as, the sun is low at four o'clock in
winter, and six in summer.
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4. Sunk to the farthest ebb of the tide; as, low tide.
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5. Beneath the usual or remunerative rate or amount, or the
ordinary value; moderate; cheap; as, the low price of
corn; low wages.
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6. Not loud; as, a low voice; a low sound.
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7. (Mus.) Depressed in the scale of sounds; grave; as, a low
pitch; a low note.
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8. (Phon.) Made, as a vowel, with a low position of part of
the tongue in relation to the palate; as, [a^] ([a^]m),
[add] ([add]ll). See Guide to Pronunciation, [sect][sect]
5, 10, 11.
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9. Near, or not very distant from, the equator; as, in the
low northern latitudes.
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10. Numerically small; as, a low number.
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11. Wanting strength or animation; depressed; dejected; as,
low spirits; low in spirits.
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12. Depressed in condition; humble in rank; as, men of low
condition; the lower classes.
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Why but to keep ye low and ignorant ? --Milton.
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13. Mean; vulgar; base; dishonorable; as, a person of low
mind; a low trick or stratagem.
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14. Not elevated or sublime; not exalted in thought or
diction; as, a low comparison.
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In comparison of these divine writers, the noblest
wits of the heathen world are low and dull.
--Felton.
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15. Submissive; humble. "Low reverence." --Milton.
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16. Deficient in vital energy; feeble; weak; as, a low pulse;
made low by sickness.
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17. Moderate; not intense; not inflammatory; as, low heat; a
low temperature; a low fever.
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18. Smaller than is reasonable or probable; as, a low
estimate.
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19. Not rich, high seasoned, or nourishing; plain; simple;
as, a low diet.
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Note: Low is often used in the formation of compounds which
require no special explanation; as, low-arched,
low-browed, low-crowned, low-heeled, low-lying,
low-priced, low-roofed, low-toned, low-voiced, and the
like.
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Low Church. See High Church, under High.
Low Countries, the Netherlands.
Low German, Low Latin, etc. See under German, Latin,
etc.
Low life, humble life.
Low milling, a process of making flour from grain by a
single grinding and by siftings.
Low relief. See Bas-relief.
Low side window (Arch.), a peculiar form of window common
in medi[ae]val churches, and of uncertain use. Windows of
this sort are narrow, near the ground, and out of the line
of the windows, and in many different situations in the
building.
Low spirits, despondency.
Low steam, steam having a low pressure.
Low steel, steel which contains only a small proportion of
carbon, and can not be hardened greatly by sudden cooling.
Low Sunday, the Sunday next after Easter; -- popularly so
called.
Low tide, the farthest ebb of the tide; the tide at its
lowest point; low water.
Low water.
(a) The lowest point of the ebb tide; a low stage of the
in a river, lake, etc.
(b) (Steam Boiler) The condition of an insufficient
quantity of water in the boiler.
Low water alarm or Low water indicator (Steam Boiler), a
contrivance of various forms attached to a boiler for
giving warning when the water is low.
Low water mark, that part of the shore to which the waters
recede when the tide is the lowest. --Bouvier.
Low wine, a liquor containing about 20 percent of alcohol,
produced by the first distillation of wash; the first run
of the still; -- often in the plural.
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Low steam
(gcide) | Steam \Steam\ (st[=e]m), n. [OE. stem, steem, vapor, flame, AS.
ste['a]m vapor, smoke, odor; akin to D. stoom steam, perhaps
originally, a pillar, or something rising like a pillar; cf.
Gr. sty`ein to erect, sty^los a pillar, and E. stand.]
1. The elastic, aeriform fluid into which water is converted
when heated to the boiling point; water in the state of
vapor; gaseous water.
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2. The mist formed by condensed vapor; visible vapor; -- so
called in popular usage.
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3. Any exhalation. "A steam of rich, distilled perfumes."
--Milton.
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Dry steam, steam which does not contain water held in
suspension mechanically; -- sometimes applied to
superheated steam.
Exhaust steam. See under Exhaust.
High steam, or High-pressure steam, steam of which the
pressure greatly exceeds that of the atmosphere.
Low steam, or Low-pressure steam, steam of which the
pressure is less than, equal to, or not greatly above,
that of the atmosphere.
Saturated steam, steam at the temperature of the boiling
point which corresponds to its pressure; -- sometimes also
applied to wet steam.
Superheated steam, steam heated to a temperature higher
than the boiling point corresponding to its pressure. It
can not exist in contact with water, nor contain water,
and resembles a perfect gas; -- called also {surcharged
steam}, anhydrous steam, and steam gas.
Wet steam, steam which contains water held in suspension
mechanically; -- called also misty steam.
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Note: Steam is often used adjectively, and in combination, to
denote, produced by heat, or operated by power, derived
from steam, in distinction from other sources of power;
as in steam boiler or steam-boiler, steam dredger or
steam-dredger, steam engine or steam-engine, steam
heat, steam plow or steam-plow, etc.
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Steam blower.
(a) A blower for producing a draught consisting of a jet
or jets of steam in a chimney or under a fire.
(b) A fan blower driven directly by a steam engine.
Steam boiler, a boiler for producing steam. See Boiler,
3, and Note. In the illustration, the shell a of the
boiler is partly in section, showing the tubes, or flues,
which the hot gases, from the fire beneath the boiler,
enter, after traversing the outside of the shell, and
through which the gases are led to the smoke pipe d, which
delivers them to the chimney; b is the manhole; c the
dome; e the steam pipe; f the feed and blow-off pipe; g
the safety valve; hthe water gauge.
Steam car, a car driven by steam power, or drawn by a
locomotive.
Steam carriage, a carriage upon wheels moved on common
roads by steam.
Steam casing. See Steam jacket, under Jacket.
Steam chest, the box or chamber from which steam is
distributed to the cylinder of a steam engine, steam pump,
etc., and which usually contains one or more valves; --
called also valve chest, and valve box. See Illust. of
Slide valve, under Slide.
Steam chimney, an annular chamber around the chimney of a
boiler furnace, for drying steam.
Steam coil, a coil of pipe, or a collection of connected
pipes, for containing steam; -- used for heating, drying,
etc.
Steam colors (Calico Printing), colors in which the
chemical reaction fixing the coloring matter in the fiber
is produced by steam.
Steam cylinder, the cylinder of a steam engine, which
contains the piston. See Illust. of Slide valve, under
Slide.
Steam dome (Steam Boilers), a chamber upon the top of the
boiler, from which steam is conducted to the engine. See
Illust. of Steam boiler, above.
Steam fire engine, a fire engine consisting of a steam
boiler and engine, and pump which is driven by the engine,
combined and mounted on wheels. It is usually drawn by
horses, but is sometimes made self-propelling.
Steam fitter, a fitter of steam pipes.
Steam fitting, the act or the occupation of a steam fitter;
also, a pipe fitting for steam pipes.
Steam gas. See Superheated steam, above.
Steam gauge, an instrument for indicating the pressure of
the steam in a boiler. The mercurial steam gauge is a
bent tube partially filled with mercury, one end of which
is connected with the boiler while the other is open to
the air, so that the steam by its pressure raises the
mercury in the long limb of the tube to a height
proportioned to that pressure. A more common form,
especially for high pressures, consists of a spring
pressed upon by the steam, and connected with the pointer
of a dial. The spring may be a flattened, bent tube,
closed at one end, which the entering steam tends to
straighten, or it may be a diaphragm of elastic metal, or
a mass of confined air, etc.
Steam gun, a machine or contrivance from which projectiles
may be thrown by the elastic force of steam.
Steam hammer, a hammer for forging, which is worked
directly by steam; especially, a hammer which is guided
vertically and operated by a vertical steam cylinder
located directly over an anvil. In the variety known as
Nasmyth's, the cylinder is fixed, and the hammer is
attached to the piston rod. In that known as Condie's, the
piston is fixed, and the hammer attached to the lower end
of the cylinder.
Steam heater.
(a) A radiator heated by steam.
(b) An apparatus consisting of a steam boiler, radiator,
piping, and fixures for warming a house by steam.
Steam jacket. See under Jacket.
Steam packet, a packet or vessel propelled by steam, and
running periodically between certain ports.
Steam pipe, any pipe for conveying steam; specifically, a
pipe through which steam is supplied to an engine.
Steam plow or Steam plough, a plow, or gang of plows,
moved by a steam engine.
Steam port, an opening for steam to pass through, as from
the steam chest into the cylinder.
Steam power, the force or energy of steam applied to
produce results; power derived from a steam engine.
Steam propeller. See Propeller.
Steam pump, a small pumping engine operated by steam. It is
usually direct-acting.
Steam room (Steam Boilers), the space in the boiler above
the water level, and in the dome, which contains steam.
Steam table, a table on which are dishes heated by steam
for keeping food warm in the carving room of a hotel,
restaurant, etc.
Steam trap, a self-acting device by means of which water
that accumulates in a pipe or vessel containing steam will
be discharged without permitting steam to escape.
Steam tug, a steam vessel used in towing or propelling
ships.
Steam vessel, a vessel propelled by steam; a steamboat or
steamship; a steamer.
Steam whistle, an apparatus attached to a steam boiler, as
of a locomotive, through which steam is rapidly
discharged, producing a loud whistle which serves as a
warning or a signal. The steam issues from a narrow
annular orifice around the upper edge of the lower cup or
hemisphere, striking the thin edge of the bell above it,
and producing sound in the manner of an organ pipe or a
common whistle.
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