Noun | 1. | family Bucerotidae - hornbills bird family - a family of warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings Coraciiformes, order Coraciiformes - rollers; kingfishers; hornbills; hoopoes; motmots; bee eaters; todies Buceros, genus Buceros - type genus of the family Bucerotidae hornbill - bird of tropical Africa and Asia having a very large bill surmounted by a bony protuberance; related to kingfishers |