alation

English

Etymology

French, from Latin alatus (“winged”).

Noun

alation (countable and uncountable, plural alations)

  1. (uncountable) The state of being winged.
  2. (countable) A wing or wing-like structure.
    • 1940, Woods Hole Oceanographic Institution, Collected Reprints, page 117:
      Sculpture of strong wing-like structures or alations, initiated first below the smooth nuclear whorls as broad and somewhat flattened axial ridges, which on the sixth whorl become slightly oblique and expanded […]

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