Definify.com
Webster 1913 Edition
Exhaust
Ex-haust′
,Verb.
T.
[
imp. & p. p.
Exhausted
; p. pr. & vb. n.
Exhausting
.] [L.
exhaustus
, p. p. of exhaurire
; ex
out + haurire
, haustum
, to draw, esp. water; perhaps akin to Icel. asua
to sprinkle, pump.] 1.
To draw or let out wholly; to drain off completely;
as, to
exhaust
the water of a well; the moisture of the earth is exhausted
by evaporation.2.
To empty by drawing or letting out the contents;
as, to
. exhaust
a well, or a treasury3.
To drain, metaphorically; to use or expend wholly, or till the supply comes to an end; to deprive wholly of strength; to use up; to weary or tire out; to wear out;
as, to
. exhaust
one’s strength, patience, or resourcesA decrepit,
exhausted
old man at fifty-five. Motley.
4.
To bring out or develop completely; to discuss thoroughly;
as, to
. exhaust
a subject5.
(Chem.)
To subject to the action of various solvents in order to remove all soluble substances or extractives;
as, to
. exhaust
a drug successively with water, alcohol, and ether
Syn. – To spend; consume; tire out; weary.
Ex-haust′
,Adj.
[L.
exhaustus
, p. p.] 1.
Drained; exhausted; having expended or lost its energy.
2.
Pertaining to steam, air, gas, etc., that is released from the cylinder of an engine after having preformed its work.
Exhaust draught
, a forced draught produced by drawing air through a place, as through a furnace, instead of blowing it through.
– Exhaust fan
, a fan blower so arranged as to produce an exhaust draught, or to draw air or gas out of a place, as out of a room in ventilating it.
– Exhaust nozzle
,
Exhaust orifice
(Steam Engine)
, the blast orifice or nozzle.
– Exhaust pipe
(Steam Engine)
, the pipe that conveys exhaust steam from the cylinder to the atmosphere or to the condenser.
Exhaust port
(Steam Engine)
, the opening, in the cylinder or valve, by which the exhaust steam escapes.
– Exhaust purifier
(Milling)
, a machine for sorting grains, or purifying middlings by an exhaust draught.
Knight.
– Exhaust steam
(Steam Engine)
, steam which is allowed to escape from the cylinder after having been employed to produce motion of the piston.
– Exhaust valve
(Steam Engine)
, a valve that lets exhaust steam escape out of a cylinder.
Ex-haust′
,Noun.
(Steam Engine)
1.
The steam let out of a cylinder after it has done its work there.
2.
The foul air let out of a room through a register or pipe provided for the purpose.
Webster 1828 Edition
Exhaust
EXHAUST'
,Verb.
T.
1.
To draw out or drain off the whole of any thing; to draw out, till nothing of the matter drawn is left. We exhaust the water in a well, by drawing or pumping; the water of a marsh is exhausted by draining; the moisture of the earth is exhausted by evaporation.2.
To empty by drawing out the contents. Venesection may exhaust the veins and arteries.3.
To draw out or to use and expend the whole; to consume. The treasures of the prince were exhausted; his means or his resources were exhausted. The strength or fertility of land may be exhausted.4.
To use or expend the whole by exertion; as, to exhaust the strength or spirits; to exhaust one's patience. Hence this phrase is equivalent to tire, weary, fatigue.EXHAUST'
,Adj.
Definition 2024
exhaust
exhaust
English
Verb
exhaust (third-person singular simple present exhausts, present participle exhausting, simple past and past participle exhausted)
- To draw or let out wholly; to drain off completely; as, to exhaust the water of a well; the moisture of the earth is exhausted by evaporation.
- To empty by drawing or letting out the contents; as, to exhaust a well, or a treasury.
- To drain, metaphorically; to use or expend wholly, or till the supply comes to an end; to deprive wholly of strength; to use up; to weary or tire out; to wear out; as, to exhaust one's strength, patience, or resources.
- A decrepit, exhausted old man at fifty-five. --Motley.
- To bring out or develop completely; to discuss thoroughly; as, to exhaust a subject.
- (chemistry) To subject to the action of various solvents in order to remove all soluble substances or extractives; as, to exhaust a drug successively with water, alcohol, and ether.
Synonyms
Related terms
Translations
to draw or let out wholly; to drain off completely
to empty by drawing or letting out the contents
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to drain, metaphorically; to wear out
Noun
exhaust (plural exhausts)
- A system consisting of the parts of an engine through which burned gases or steam are discharged; see also exhaust system.
- The steam let out of a cylinder after it has done its work there.
- The foul air let out of a room through a register or pipe provided for the purpose.
- 2006, Edwin Black, chapter 1, in Internal Combustion:
- If successful, Edison and Ford—in 1914—would move society away from the […] hazards of gasoline cars: air and water pollution, noise and noxiousness, constant coughing and the undeniable rise in cancers caused by smoke exhaust particulates.
-
- An exhaust pipe, especially on a motor vehicle.
- Short for exhaust gas.
Translations
system consisting of the parts of an engine through which burned gases or steam are discharged
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the steam let out of a cylinder after it has done its work there
the foul air let out of a room through a register or pipe provided for the purpose
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exhaust pipe — see exhaust pipe
exhaust gas
Derived terms
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Adjective
exhaust (not comparable)
- (obsolete) Exhausted; used up.