Meaning & use
exhaust
To use up all of something's resources, strength, or patience.
See it in a sentence
The long negotiation exhausted both sides' patience by the final hour.
Rescuers exhausted every possible search method before calling off the operation.
A note on using this word
Exhaust is also a noun for the waste gases expelled by an engine, as in 'car exhaust.'
Words with a similar meaning
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
Words with an opposite meaning
replenishrestore
Another way to use it
2. noun
The waste gases or fumes expelled from an engine.
Thick exhaust poured from the old truck's tailpipe.
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