cau ‧ li ‧ flow ‧ er /ˈkɒlɪˌflaʊə $ ˈkɒːliˌflaʊər, ˈkɑː-/ BrE AmE noun [uncountable and countable]
[ Date: 1500-1600 ; Language: Italian ; Origin: cavolfiore , from cavolo 'cabbage' + fiore 'flower' ]
a vegetable with green leaves around a firm white centre