Fringillidae, songbird family, order Passeriformes, sometimes collectively termed true finches. The group, whose members can be found on all continents except Antarctica, is made up of approximately 230 species contained within about 50 genera. It includes grosbeaks, euphonias, cardueline finches, and chaffinches. The word finch is also used in the common names of songbirds classified in the families Emberizidae, Thraupidae, and Estrildidae.