vane









vane


noun

  1. weather vane.
  2. a blade, plate, sail, etc., in the wheel of a windmill, to be moved by the air.
  3. 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.
  4. a person who is readily changeable or fickle.
  5. Aerospace.
    1. any fixed or movable plane surface on the outside of a rocket providing directional control while the rocket is within the atmosphere.
    2. a similar plane surface located in the exhaust jet of a reaction engine, providing directional control while the engine is firing.
  6. Ornithology. the web of a feather.
  7. Navigation, Surveying. either of two fixed projections for sighting an alidade or the like.
  8. Archery. feather(def 5).

noun

  1. Sir HenrySir Harry Vane, 1613–62, British statesman and author.

noun

  1. 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
  2. any one of the flat blades or sails forming part of the wheel of a windmill
  3. any flat or shaped plate used to direct fluid flow, esp a stator blade in a turbine, etc
  4. a fin or plate fitted to a projectile or missile to provide stabilization or guidance
  5. ornithol the flat part of a feather, consisting of two rows of barbs on either side of the shaft
  6. surveying
    1. a sight on a quadrant or compass
    2. the movable marker on a levelling staff

noun

  1. Sir Henry, known as Sir Harry Vane. 1613–62, English Puritan statesman and colonial administrator; governor of Massachusetts (1636–37). He was executed for high treason after the Restoration
n.

“wind indicator,” early 15c., southern England alteration (see V) of fane.

  1. British pharmacologist. He shared a 1982 Nobel Prize for research on prostaglandins.

  1. The flattened, weblike part of a feather, consisting of a series of barbs on either side of the rachis.
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