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Weather vane

//ˈwɛð.ɚ veɪn// noun

Noun

1
A mechanical device rotating around one axis and attached to an elevated object such as a roof for showing the direction of the wind.
"From the graveyard gate one can count a dozen gayly painted farmhouses; the gilded weather-vanes on the big red barns wink at each other across the green and brown and yellow fields."
2
mechanical device attached to an elevated structure; rotates freely to show the direction of the wind wordnet
3
An indicator; something that reflects what the current situation is.
"Since Elaine Showalter's 1985 article on the topic, Ophelia has been singled out as a role that depends for its power on the expression of female sexual desire, and, because of this, one that acts as a weather vane for attitudes towards women's sexuality."
4
A person or organization that changes their attitude and position based on the prevailing conditions rather than displaying any conviction. figuratively
"The man who changes with every wind of doctrine is not a thinker but a weather vane."

Unscramble this word: weathervane