Definition of elevon in English:

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elevon

Pronunciation: /ˈeləˌvän/

noun

Aeronautics
The movable part of the trailing edge of a delta wing.
Example sentences
  • The F - 117A has four elevons on the inboard and outboard trailing edge of the wing.
  • A large elevon is clearly visible at the mid-section of each trailing edge.
  • At 13.5 seconds after release and at an altitude of approximately 22,000 ft., structural overload of the starboard elevon occurred.

Origin

1940s: blend of elevator and aileron (because the elevon combines the functions of both).

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