Cauliflower \Cau"li*flow`er\, n. [F. choufleur, modified by E. Cole. L. caulis, and by E. flower; F. chou cabbage is fr. L. caulis stalk, cabbage, and fleur flower is fr. L. flos flower. See Cole, and Flower.]

1. (Bot.) An annual variety of Brassica oleracea, or cabbage, of which the cluster of young flower stalks and buds is eaten as a vegetable.

2. The edible head or ``curd'' of a cauliflower plant.

Source: Webster's Revised Unabridged Dictionary (1913)