aerovane

noun

aero·​vane ˈer-ō-ˌvān 

plural aerovanes

: a weather vane that is equipped with a propeller and is used to measure both wind speed and direction

Today, aerovanes often combine the duties of anemometers and weather vanes.

—Kris Hirschmann, Forecasting!, 2008

Word History

Etymology

aero- + vane

First Known Use

1950, in the meaning defined above

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