cau·li·flow·er /ˈkɔlɪˌflaʊ(ə)r, ˈkɑ-/
  花椰菜
  Cau·li·flow·er n.
  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.
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  cauliflower
       n 1: a plant having a large edible head of crowded white flower
            buds [syn: Brassica oleracea botrytis]
       2: compact head of white undeveloped flowers