A plant of certain species of the genus Brassica, or of related genera (especially Sinapis alba, in the family Brassicaceae, with yellow flowers, and linear seed pods).
One of a family of vesicants containing one or more 2-chloroethyl (C₂H₄Cl) groups, commonly used in chemical warfare and cancer chemotherapy.
Dark yellow colour, the colour of mustard.
Powder or paste made from seeds of the mustard plant, and used as a condiment or a spice.
The tomalley of a crab, which resembles the condiment.
The leaves of the mustard plant, used as a salad.
Of a dark yellow colour.
Brassica juncea, a mustard plant with edible leaves, seeds, and stem.