Science Dictionary
wing   (wĭng)  Pronunciation Key 
  1. One of a pair of specialized parts used for flying, as in birds, bats, or insects.

  2. A thin, papery projection on certain fruits that are dispersed by the wind, such as the fruits of ash, elm, and maple trees. See also samara.

  3. A part extending from the side of an aircraft, such as an airplane, having a curved upper surface that causes the pressure of air rushing over it to decrease, thereby providing lift.

The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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