Impeller



[im-pel-er] /ɪmˈpɛl ər/

noun
1.
a person or thing that .
2.
a rotor for transmitting motion, as in a centrifugal pump, blower, turbine, or fluid coupling.
/ɪmˈpɛlə/
noun
1.
the vaned rotating disc of a centrifugal pump, compressor, etc
2.
a compressor or centrifugal pump having such an impeller
n.

1680s, agent noun from impel (v.). As a machine part from 1890.

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