| pelecaniformes | (n) pelicans; frigate birds; gannets; cormorants, Syn. order Pelecaniformes |
| pelecaniform seabird | (n) large fish-eating seabird with four-toed webbed feet |
| Pelecaniformes | ‖n. pl. [ NL. See Pelican, and -form. ] (Zool.) Those birds that are related to the pelican; the Totipalmi. [ 1913 Webster ] |