A·re·ca n. Bot. A genus of palms, one species of which (Areca catechu) produces the areca nut, or betel nut, which is chewed in India and Southeast Asia with the leaf of the Piper Betle and lime.
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Areca catechu
n : southeastern Asian palm bearing betel nuts (scarlet or
orange single-seeded fruit with a fibrous husk) [syn: betel
palm]