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Word of the Day Tuesday, June 9, 2026

rotor

/ˈroʊtər/ noun · British & US
Valid in UKValid in US
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What does rotor mean?

noun

A rotating part of a machine, especially one that drives a propeller or a fan. A component of a helicopter or a wind turbine that produces lift or generates power.

Example

"The rotor of the helicopter began to slow down as it descended onto the runway."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for rotor

Rhymes with rotor

Etymologically related