Hypertext Webster Gateway: "wingless"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Wingless \Wing"less\, a.
Having no wings; not able to ascend or fly.
{Wingless bird} (Zo["o]l.), the apteryx.
From WordNet (r) 1.7 (wn)
wingless
adj : lacking wings [ant: {winged}]
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