Tonka bean

• POS: Noun Phrase
• HYPHEN: ton=ka bean

CIDE DICTIONARY

Tonka bean,  [Cf. F. onca, tonka.].

 The seed of a leguminous tree (Dipteryx odorata), native of Guiana. It has a peculiarly agreeable smell, and is employed in the scenting of snuff. Called also tonquin bean.  [1913 Webster]

OXFORD DICTIONARY

Tonka bean, n. the black fragrant seed of a South American tree, Dipteryx odorata, used in perfumery etc.

Etymology

tonka, its name in Guyana, + BEAN