exhaust
pronunciation
How to pronounce exhaust in British English:
UK [ɪɡˈzɔːst]
How to pronounce exhaust in American English:
US [ɪɡˈzɔːst]
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- Noun:
- gases ejected from an engine as waste products
- system consisting of the parts of an engine through which burned gases or steam are discharged
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- Verb:
- wear out completely
- use up (resources or materials)
- deplete
- use up the whole supply of
- create a vacuum in (a bulb, flask, reaction vessel, etc.)
Word Origin
- exhaust (v.)
- 1530s, "to draw off or out, to use up completely," from Latin exhaustus, past participle of exhaurire "draw off, take away, use up, empty," from ex- "off" (see ex-) + haurire "to draw up" (as water), from PIE *aus- (3) "to draw water." Meaning "make weak or helpless, as by fatigue" is from 1630s. Related: Exhausted; exhausting.
- exhaust (n.)
- "waste gas," 1848, originally from steam engines, from exhaust (v.). In reference to internal combustion engines by 1896. Exhaust pipe is from 1889.
Example
- 1. But the car disappeared from view with one last snort from its exhaust .
- 2. Minutes later I lay beneath the bike , my right leg frying on the exhaust pipe .
- 3. Exhaust fumes can extend farther from roadways than once thought .
- 4. It might exhaust the national appetite for reform .
- 5. Once it does , appeals can take years to exhaust .