Definify.com

Webster 1913 Edition

Noun.

[From

Jamaica

(Chem.)

An alkaloid said to be contained in the bark of

Geoffroya inermis

, a leguminous tree growing in Jamaica and Surinam; – called also

jamacina

Watts.

jamaicine ‎(uncountable)

(organic chemistry, archaic) A bitter alkaloid said to be contained in the bark of Geoffroya inermis, a leguminous tree of Jamaica and Suriname.