windage

[win-dij]
noun
  1. the influence of the wind in deflecting a missile.
  2. the amount of such deflection.
  3. the degree to which a gunsight must be adjusted to correct for windage.
  4. a difference between the diameter of a projectile and that of the gun bore, for the escape of gas and the prevention of friction.
  5. Nautical. that portion of a vessel's surface upon which the wind acts.
  6. Machinery. friction between a rotor and the air within its casing, as in an electric generator.
  7. Electricity. the resisting influence of air against the rotating armature of a dynamo, creating a power loss.

Origin of windage

First recorded in 1700–10; wind1 + -age
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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Historical Examples of windage


British Dictionary definitions for windage

windage

noun
    1. a deflection of a projectile as a result of the effect of the wind
    2. the degree of such deflection
    3. the extent to which it is necessary to adjust the wind gauge of a gun sight in order to compensate for such deflection
  1. the difference between a firearm's bore and the diameter of its projectile
  2. nautical the exposed part of the hull of a vessel responsible for wind resistance
  3. the retarding force upon a rotating machine resulting from the drag of the air
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012