Meaning & use
impeller
Last updated
A rotating component inside a pump or turbine that moves fluid by spinning.
See it in a sentence
Sand had jammed the pump's impeller, cutting off the water flow.
Engineers redesigned the impeller to increase the engine's efficiency.
A note on using this word
A technical/engineering term; central to how pumps, jet engines, and turbines move liquids or gases.
Words with a similar meaning
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