vane
1 Americannoun
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a blade, plate, sail, etc., in the wheel of a windmill, to be moved by the air.
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any of a number of blades or plates attached radially to a rotating drum or cylinder, as in a turbine or pump, that move or are moved by a fluid, as steam, water, hot gases, or air.
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a person who is readily changeable or fickle.
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Aerospace.
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any fixed or movable plane surface on the outside of a rocket providing directional control while the rocket is within the atmosphere.
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a similar plane surface located in the exhaust jet of a reaction engine, providing directional control while the engine is firing.
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Ornithology. the web of a feather.
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Navigation, Surveying. either of two fixed projections for sighting an alidade or the like.
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Archery. feather.
noun
noun
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Also called: weather vane. wind vane. a flat plate or blade of metal mounted on a vertical axis in an exposed position to indicate wind direction
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any one of the flat blades or sails forming part of the wheel of a windmill
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any flat or shaped plate used to direct fluid flow, esp a stator blade in a turbine, etc
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a fin or plate fitted to a projectile or missile to provide stabilization or guidance
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ornithol the flat part of a feather, consisting of two rows of barbs on either side of the shaft
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surveying
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a sight on a quadrant or compass
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the movable marker on a levelling staff
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noun
Other Word Forms
Etymology
Origin of vane
before 1100; Middle English; Old English fana flag; cognate with German Fahne flag, Gothic fana segment of cloth; cf. gonfanon
Explanation
Vane is usually short for “weathervane.” If the vane on top of the building is spinning, it must be windy outside. In addition to being a device that shows you the direction of the wind, a vane can help direct flying things through the wind, as bird lovers and archers, among others, know. Be careful not to mistake vane for its homonyms, vein and vain. If you're so vain that you'll slash at your veins if the wind messes up your hair, check the vane before going out. Or just wear a hat.
Vocabulary lists containing vane
Some Tricky Homonyms
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"Beowulf," Vocabulary from the epic poem
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Much Ado About Nothing
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Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
District Judge Anthony Trenga sided with prosecutors who said that Vane is a potential danger to the community and should remain locked up.
From Seattle Times • Apr. 26, 2024
Alongside Aparicio is Sri Lankan actress Merle Oberon, who is believed to have Māori heritage, for her performance as Kitty Vane in Sidney Franklin's 1933 film “The Dark Angel.”
From Salon • Jan. 23, 2024
And in the character of Harriet Vane, Sayers also conjured a mystery writer much like herself, before Mrs. Oliver appeared, and in a far more directly romantic context.
From Los Angeles Times • Sep. 13, 2023
"I thought it was a joke at first", carpenter Roger Vane told me.
From BBC • May 18, 2023
“Hi, Harry!” said Romilda Vane, the moment he had climbed through the portrait hole.
From "Harry Potter and the Half-Blood Prince" by J.K. Rowling
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.