impeller

CEFRC2

/ɪmˈpɛlər/

noun

Türkçe translations

Translating…

In plain English

  1. 01

    noun

    A rotating part that moves liquid or gas.

  2. 02

    noun

    Extra detail

    Something which or someone who impels.

Examples

  • The impeller spun rapidly in the pump.

  • The pump impeller was damaged by the small rocks.

At a glance

Sits at C2 on the CEFR scale

Senses
4
Parts of speech
1

Deep Dive

noun

Extra meanings

  1. A rotating component of a device that accelerates fluid, increasing its pressure or flowrate.

  2. Especially, such a component that drives the fluid radially (outward from a center of rotation) rather than axially. (Impellers are found in devices such as pumps, water jets, washing machines, and agitated tanks.)

More examples

In context

  • The impeller design was innovative.

  • Holonym: torque converter

  • screw impeller

Quick test

Two questions on this entry. Nothing is scored.

Question 1 · Quick check

The pump's blank rotates quickly, drawing water up from the deep well below.

Practise this properly in the app, where the word comes back before you forget it.

Nearby

Origin

noun

From impel + er.