brassicaceous [bras-i-key-shuh s] Word Origin adjective
- belonging to the plant family Brassicaceae, an alternative name for the plant family Cruciferae.
Compare mustard family. Origin of brassicaceous New Latin Brassicace(ae) family name (see brassica, -aceae) + -ous Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019