| areca | <botany> A genus of palms, one species of which produces the areca nut, or betel nut, which is chewed in India with the leaf of the Piper Betle and lime. Origin: Canarese adiki: cf. Pg. & Sp. Areca. Source: Websters Dictionary (01 Mar 1998) |
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| arecaidine | 1,2,5,6-tetrahydro-1-methylnicotinic acid;a crystalline alkaloid resembling betaine, derived from the betel nut. Synonym: arecaine. (05 Mar 2000) |
| arecaine | 1,2,5,6-tetrahydro-1-methylnicotinic acid;a crystalline alkaloid resembling betaine, derived from the betel nut. Synonym: arecaine. (05 Mar 2000) |