crucifer, cruciferous plant - any of various plants of the family Cruciferae

Brassica, genus Brassica - mustards: cabbages; cauliflowers; turnips; etc.

Brassica juncea, chinese mustard, gai choi, indian mustard, leaf mustard - Asiatic mustard used as a potherb

black mustard, Brassica nigra - widespread Eurasian annual plant cultivated for its pungent seeds; a principal source of table mustard

Brassica napus, colza, rape - Eurasian plant cultivated for its seed and as a forage crop

Brassica hirta, Sinapis alba, white mustard - Eurasian mustard cultivated for its pungent seeds; a source of table mustard and mustard oil

Brassica kaber, chadlock, charlock, field mustard, Sinapis arvensis, wild mustard - weedy Eurasian plant often a pest in grain fields

isothiocyanate - a family of compounds derived from horseradish and radishes and onions and mustards; source of the hotness of those plants and preparations

dry mustard, powdered mustard - one to three tablespoons of powdered mustard dissolved in a glass of warm water is a homemade emetic

condiment - a preparation (a sauce or relish or spice) to enhance flavor or enjoyment; "mustard and ketchup are condiments"

mustard seed - black or white seeds ground to make mustard pastes or powders

Chinese mustard - very hot prepared mustard

isothiocyanate - a family of compounds derived from horseradish and radishes and onions and mustards; source of the hotness of those plants and preparations

cruciferous vegetable - a vegetable of the mustard family: especially mustard greens; various cabbages; broccoli; cauliflower; brussels sprouts