Oil·seed n. Bot. (a) Seed from which oil is expressed, as the castor bean; also, the plant yielding such seed. See Castor bean. (b) A cruciferous herb (Camelina sativa). (c) The sesame.
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Camelina sativa
n : annual European false flax having small white flowers;
cultivated since Neolithic times as a source of fiber and
for its oil-rich seeds; widely naturalized in North
America [syn: gold of pleasure]