impeller

[ im-pel-er ]

/ ɪmˈpɛl ər /

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noun

a person or thing that impels.

a rotor for transmitting motion, as in a centrifugal pump, blower, turbine, or fluid coupling.

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His boss, whom he admires, is waiting to meet with him about the big project.

His boss, who he admires, is waiting to meet with him about the big project.

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Origin of impeller

First recorded in 1675–85; impel + -er¹

Words nearby impeller

impediment, impedimenta, impedor, impel, impellent, impeller, impend, impendent, impending, impenetrability, impenetrable

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use impeller in a sentence

The Troy-Bilt Storm 2420 combines a 12-inch serrated steel auger and a 12-inch impeller, enabling it to plow through deep, heavy snowfall.
Best snow blowers for elderly people in 2022|Brandon Russell|September 19, 2022|Popular-Science
The heavy-duty components are designed with durability in mind—the cast iron auger gear box and cast iron impeller are built to last.
Clear your driveway fast with the best snow blowers|Jordan Landsman|November 1, 2021|Popular-Science
This WORX leaf vacuum quickly changes modes at the flip of a switch, and the integrated dual-stage metal impeller allows for an 18-to-1 reduction in leaf volume, making this a fantastic all-around choice for light- to medium-duty jobs.
Best leaf vacuum: With our picks for yard maintenance, you’ll have a clean lawn in the bag|Billy Cadden|July 21, 2021|Popular-Science
Three pumps in series give therefore a lift of 720 ft. The pump consists of a central double-sided impeller 12 in.
Encyclopaedia Britannica, 11th Edition, Volume 14, Slice 1|Various

The kids pried, pounded and bent the twisted impeller lift blades back into some semblance of alignment.
Code Three|Rick Raphael
The patrol car was still three hundred yards astern when one of the bent and re-bent impeller blades let go.
Code Three|Rick Raphael
She pressed the impeller—just as his left foot kicked in a high arc and caught the side of the barrel.
Evil Out of Onzar|Mark Ganes
For instance, Zwingli asserted that God was the "author, mover, and impeller to sin."
Determinism or Free-Will?|Chapman Cohen

British Dictionary definitions for impeller

impeller

/ (ɪmˈpɛlə) /

noun

the vaned rotating disc of a centrifugal pump, compressor, etc

a compressor or centrifugal pump having such an impeller

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012