Benzoin \Ben*zoin"\ (b[e^]n*zoin"), n. [Cf. F. benjoin, Sp. benjui, Pg. beijoin; all fr. Ar. lub[=a]n-j[=a]w[=i] incense form Sumatra (named Java in Arabic), the first syllable being lost. Cf. Benjamin.]

Note: [Called also benjamin.]

1. A resinous substance, dry and brittle, obtained from the Styrax benzoin, a tree of Sumatra, Java, etc., having a fragrant odor, and slightly aromatic taste. It is used in the preparation of benzoic acid, in medicine, and as a perfume.

2. A white crystalline substance, C14H12O2, obtained from benzoic aldehyde and some other sources.

3. (Bot.) The spicebush (Lindera benzoin).

Flowers of benzoin, benzoic acid. See under Benzoic.

Source: Webster's Revised Unabridged Dictionary (1913)