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impeller

noun

im·​pel·​ler im-ˈpe-lər How to pronounce impeller (audio)
variants or less commonly impellor
1
: one that impels
2
a
: a rotor located in a conduit to impart motion to a fluid
b
: a blade of a rotor

Example Sentences

Recent Examples on the Web An impeller within the low-pressure fuel pump may crack and deform, potentially causing the fuel pump to fail. Detroit Free Press, 21 Aug. 2021 An impeller within the low-pressure fuel pump may crack and deform, potentially causing the fuel pump to fail. Detroit Free Press, 21 Aug. 2021 An impeller within the low-pressure fuel pump may crack and deform, potentially causing the fuel pump to fail. Detroit Free Press, 21 Aug. 2021 The larger raw corncobs took longer than with other disposals, sometimes hanging up on the impeller without grinding. Bradley Ford, Popular Mechanics, 26 Aug. 2021 An impeller within the low-pressure fuel pump may crack and deform, potentially causing the fuel pump to fail. Detroit Free Press, 21 Aug. 2021 An impeller within the low-pressure fuel pump may crack and deform, potentially causing the fuel pump to fail. Detroit Free Press, 21 Aug. 2021 An impeller within the low-pressure fuel pump may crack and deform, potentially causing the fuel pump to fail. Detroit Free Press, 21 Aug. 2021 An impeller within the low-pressure fuel pump may crack and deform, potentially causing the fuel pump to fail. Detroit Free Press, 21 Aug. 2021 See More

Word History

First Known Use

1685, in the meaning defined at sense 1

Time Traveler
The first known use of impeller was in 1685

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