(Botany)of, relating to, or denoting plants of the cabbage family (Cruciferae) (植)(与)十字花科植物(有关)的,具十字花的
语源
mid 19th cent.: from modern Latin Cruciferae (plural), from Latin crux, cruc- 'cross' + -fer 'bearing' (because the flowers have four equal petals arranged crosswise), + -ous