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Definition of wind vane
wind vane
Plural:wind vanes
wind vane Lexical Profile
CEFR
B1
Grade
4
Tier
2
Usage
Top 10k
• 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
Word Origin & Etymology
Formed by combining 'wind' (from Old English 'wind') and 'vane' (from Old English 'fana', meaning 'banner' or 'flag'). Historically, cloth banners were used to show wind direction before metal indicators became standard.
Cite this Entry
Wordmom. (2026). Definition of Wind vane. In Wordmom Dictionary. Retrieved Oct 12, 2026, from https://wordmom.com/dictionary/wind vane