The Collaborative International Dictionary of English v.0.48:
Samara \Sa*ma"ra\ (? or ?), n. [L. samara, samera, the seed of the elm.] (Bot.) A dry, indehiscent, usually one-seeded, winged fruit, as that of the ash, maple, and elm; a key or key fruit. [1913 Webster]WordNet (r) 3.0 (2006):
samara n 1: a winged often one-seed indehiscent fruit as of the ash or elm or maple [syn: samara, key fruit, key]