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Definition of wind vane
wind vane
Plural:wind vanes
• noun
1
A mechanical device, typically consisting of an asymmetrical pointer or flat blade mounted on an elevated vertical axis, that rotates freely to indicate the direction of the wind.
Example
"The students built a simple wind vane out of cardboard and a pin to observe the changing weather patterns."
Synonyms
View all synonyms for wind vane• Nearby Words
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Wind vane. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/wind-vane