| Noun | 1. | Strigidae - a family of nocturnal birds of the order Strigiformes bird family - a family of warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings order Strigiformes, Strigiformes - owls genus Athene, Athene - a genus of Strigidae genus Bubo, Bubo - a genus of Strigidae genus Strix, Strix - owls lacking ear tufts genus Otus, Otus - a genus of Strigidae genus Surnia, Surnia - a genus of hawk-like owls Asio, genus Asio - a genus of European owls genus Sceloglaux, Sceloglaux - a genus of Strigidae |