English Explanatory Dictionary

exhaust

English dictionary entry

Meanings

verb
  1. To draw or let out wholly; to drain completely.
  2. To empty by drawing or letting out the contents.
  3. To use up; to deplete, drain or expend wholly, or use until the supply comes to an end.
  4. To tire out; to wear out; to cause to be without any energy.
  5. To discuss thoroughly or completely.
  6. To subject to the action of various solvents in order to remove all soluble substances or extractives.
  7. To expel (as exhaust).
  8. To discharge or escape (as exhaust).
noun
  1. A system consisting of the parts of an engine through which burned gases or steam are discharged; see also exhaust system.
  2. The steam let out of a cylinder after it has done its work there.
  3. The dirty air let out of a room through a register or pipe provided for the purpose.
  4. An exhaust pipe, especially on a motor vehicle.
  5. Exhaust gas.
adj
  1. Exhausted; used up.

Pronunciation

/ɪɡˈzɔːst/ /ɪɡˈzɔst/ en-us-exhaust.ogg /ɪɡˈzɑst/ /ɪɡˈzɒst/

Word forms

exhaust exhausts exhausting exhausted

Etymology

Etymology tree Proto-Indo-European *h₁éǵʰ Proto-Indo-European *-s Proto-Indo-European *h₁éǵʰs Proto-Italic *eks Latin ex Latin ex- Proto-Indo-European *h₂ews- Proto-Indo-European *h₂ews-ye-tider. Proto-Italic *auzjō Latin hauriō Latin exhauriō Latin exhaustusder. English exhaust From Latin exhaustus, past participle of exhaurīre (“to draw out, drink up, empty, exhaust”), from ex (“out”) + haurīre (“to draw (especially water), drain”).

Synonyms

spend consume tire out weary tucker

Related words

exhausted exhaustible exhausting exhaustion exhaustive

Derived words

data exhaust diesel exhaust diesel exhaust fluid digital exhaust exhaust draught exhauster exhaust fan exhaust-free exhaust gas exhaustless exhaustment exhaust nozzle exhaust pipe exhaust port exhaust purifier exhaust steam exhaust system exhausture exhaust valve exhaust velocity multiexhaust nonexhaust non-exhaust
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