exhaust

ex·haust (

g-zôst

)

v. ex·haust·ed, ex·haust·ing, ex·hausts

v.tr.

1. To wear out completely. See Synonyms at tire¹.

2. To drain of resources or properties; deplete: tobacco crops that exhausted the soil. See Synonyms at deplete.

3. To use up completely: exhausted our funds before the month was out.

4. To treat completely; cover thoroughly: exhaust a topic.

5. To draw out the contents of; drain: exhaust a tank gradually.

6. To let out or draw off: exhaust vaporous wastes through a pipe.

v.intr.

To escape or pass out: Steam exhausts through this valve.

a. The escape or release of vaporous waste material, as from an engine.

b. The fumes or gases so released.

2. A duct or pipe through which waste material is emitted.

3. An apparatus for drawing out noxious air or waste material by means of a partial vacuum.

[Latin exhaurre, exhaust- : ex-, ex- + haurre, to draw.]

ex·hausted·ly adv.

ex·hauster n.

ex·hausti·bili·ty n.

ex·hausti·ble adj.

ex·hausting·ly adv.

exhaust

Verb

1. to tire out

2. to use up totally

3. to discuss a topic so thoroughly that no more remains to be said

Noun

1. gases ejected from an engine as waste products

2. the parts of an engine through which waste gases pass [Latin exhaurire to draw out]

exhausted adj
exhaustible adj

ThesaurusLegend: Synonyms Related Words Antonyms

Noun	1.	exhaust - gases ejected from an engine as waste products exhaust fumes, fumes waste, waste material, waste matter, waste product - any materials unused and rejected as worthless or unwanted; "they collect the waste once a week"; "much of the waste material is carried off in the sewers" gas - a fluid in the gaseous state having neither independent shape nor volume and being able to expand indefinitely
	2.	exhaust - system consisting of the parts of an engine through which burned gases or steam are discharged exhaust system automobile engine - the engine that propels an automobile exhaust manifold - a manifold that receives exhaust gases from the cylinders and conducts them to the exhaust pipe exhaust pipe - a pipe through which burned gases travel from the exhaust manifold to the muffler exhaust valve - a valve through which burned gases from a cylinder escape into the exhaust manifold muffler, silencer - a tubular acoustic device inserted in the exhaust system that is designed to reduce noise system - instrumentality that combines interrelated interacting artifacts designed to work as a coherent entity; "he bought a new stereo system"; "the system consists of a motor and a small computer" tailpipe - a pipe carrying fumes from the muffler to the rear of a car
Verb	1.	exhaust - wear out completely; "This kind of work exhausts me"; "I'm beat"; "He was all washed up after the exam" tucker, tucker out, wash up, beat fag out, wear down, wear out, wear upon, weary, tire out, fatigue, jade, outwear, tire, fag, wear - exhaust or get tired through overuse or great strain or stress; "We wore ourselves out on this hike" frazzle - exhaust physically or emotionally; "She was frazzled after the visit of her in-laws" play - exhaust by allowing to pull on the line; "play a hooked fish" kill - tire out completely; "The daily stress of her work is killing her"
	2.	exhaust - use up (resources or materials); "this car consumes a lot of gas"; "We exhausted our savings"; "They run through 20 bottles of wine a week" deplete, use up, wipe out, eat up, run through, eat, consume run out - exhaust the supply of; "We ran out of time just as the discussion was getting interesting" drain - deplete of resources; "The exercise class drains me of energy" luxuriate, indulge - enjoy to excess; "She indulges in ice cream" burn off, burn up, burn - use up (energy); "burn off calories through vigorous exercise" expend, spend, drop - pay out; "spend money" spend - spend completely; "I spend my pocket money in two days" take, use up, occupy - require (time or space); "It took three hours to get to work this morning"; "This event occupied a very short time" play out, sap, tire, exhaust, run down - deplete; "exhaust one's savings"; "We quickly played out our strength"
	3.	exhaust - deplete; "exhaust one's savings"; "We quickly played out our strength" play out, sap, tire, run down play out - become spent or exhausted; "The champion's strength played out fast" deplete, use up, wipe out, eat up, exhaust, run through, eat, consume - use up (resources or materials); "this car consumes a lot of gas"; "We exhausted our savings"; "They run through 20 bottles of wine a week"
	4.	exhaust - use up the whole supply of; "We have exhausted the food supplies" empty - make void or empty of contents; "Empty the box"; "The alarm emptied the building"
	5.	exhaust - eliminate (a substance); "combustion products are exhausted in the engine"; "the plant releases a gas" eject, expel, release, discharge cough out, cough up, expectorate, spit up, spit out - discharge (phlegm or sputum) from the lungs and out of the mouth blow - free of obstruction by blowing air through; "blow one's nose" ejaculate - eject semen abort - terminate a pregnancy by undergoing an abortion ovulate - produce and discharge eggs; "women ovulate about once every month" egest, excrete, eliminate, pass - eliminate from the body; "Pass a kidney stone" bleed, hemorrhage, shed blood - lose blood from one's body eruct, spew out, spew - eject or send out in large quantities, also metaphorical; "the volcano spews out molten rocks every day"; "The editors of the paper spew out hostile articles about the Presidential candidate" fester, suppurate, maturate - ripen and generate pus; "her wounds are festering" emit, pass off, breathe - expel (gases or odors)