Found 2 items, similar to Brassica nigra.
English → English (WordNet) Definition: Brassica nigra Brassica nigra n : widespread Eurasian annual plant cultivated for its pungent seeds; a principal source of table mustard [syn: black mustard ]
English → English (gcide) Definition: Brassica nigra Sinigrin \Sin"i*grin\, n. [From NL. Sinapis nigra.] (Chem.) A glucoside found in the seeds of black mustard (Brassica nigra , formerly Sinapis nigra) It resembles sinalbin, and consists of a potassium salt of myronic acid. [1913 Webster]