exhaust
UK /ɪɡˈzɔːst/ · US /ɪɡˈzɔst/ verb, noun, adjective
Forms exhausts exhausting exhausted
- verb (transitive) To draw or let out wholly; to drain completely. “The water was exhausted out of the well.”
- verb (transitive) To empty by drawing or letting out the contents. “to exhaust a well”
- verb (transitive, literally, figuratively) To use up; to deplete, drain or expend wholly, or use until the supply comes to an end. “My grandfather seemingly never exhausts his supply of bad jokes.”
- verb (transitive) To tire out; to wear out; to cause to be without any energy. “The marathon exhausted me.”
- verb (transitive) To discuss thoroughly or completely. “That subject has already been exhausted.”
- verb (transitive, chemistry) To subject to the action of various solvents in order to remove all soluble substances or extractives. “to exhaust a drug successively with water, alcohol, and ether”
- verb (transitive) To expel (as exhaust).
- verb (intransitive) To discharge or escape (as exhaust).
- noun A system consisting of the parts of an engine through which burned gases or steam are discharged; see also exhaust system.
- noun The steam let out of a cylinder after it has done its work there.
- noun The dirty air let out of a room through a register or pipe provided for the purpose.
- noun An exhaust pipe, especially on a motor vehicle.
- noun Exhaust gas.
- adjective (obsolete) Exhausted; used up.
Synonyms
spend consume tire out weary tucker exhaust fumes fumes exhaust system wash up beat tucker out eat up use up eat deplete run through wipe out run down play out sap tire discharge expel eject release
Etymology
From Latin exhaustus, past participle of exhaurīre (“to draw out, drink up, empty, exhaust”), from ex (“out”) + haurīre (“to draw (especially water), drain”).
Webster’s 1913
- verb 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.
- verb To empty by drawing or letting out the contents; as, to exhaust a well, or a treasury.
- adjective Drained; exhausted; having expended or lost its energy.
- adjective 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.
Etymology [L. exhaustus, p.p. of exhaurire; ex out + haurire, haustum, to draw, esp. water; perhaps akin to Icel. asua to sprinkle, pump.]
Etymology [L. exhaustus, p.p.]
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “exhaust”, CC BY-SA 4.0. Details