v. & n.
1. consume or use up the whole of.
2 (often as exhausted adj. or exhausting adj.) use up the strength or resources of; tire out.
3 study or expound on (a subject) completely.
4 (often foll. by of) empty (a vessel etc.) of its contents.
1. a waste gases etc. expelled from an engine after combustion. b (also exhaust-pipe) the pipe or system by which these are expelled. c the process of expulsion of these gases.
2 a the production of an outward current of air by the creation of a partial vacuum. b an apparatus for this.
exhauster n. exhaustible adj. exhaustibility n. exhaustibly adv.
Etymology: L exhaurire exhaust- (as EX-(1), haurire draw (water), drain)