ALA

from WordNet (r) 3.0 (2006)

ala
    n 1: a flat wing-shaped process or winglike part of an organism;
         "the alae of the nose"; "the alae of a maple seed"; "the
         flat petals of a pea blossom are alae"
    2: a wing of an insect

from The Collaborative International Dictionary of English v.0.48

ala \a"la\ ([=a]"l[.a]), n.; pl. {Al[ae]} ([=a]"l[=e]). [L., a
   wing.] (Biol.)
   A winglike organ, or part.
   [1913 Webster]

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