| Noun | 1. | family Sittidae - nuthatches bird family - a family of warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings Oscines, Passeres, suborder Oscines, suborder Passeres - two names for the suborder of typical songbirds nuthatch, nutcracker - any of various small short-tailed songbirds with strong feet and a sharp beak that feed on small nuts and insects genus Sitta, Sitta - type genus of the Sittidae |