| Delphinoid | a. [ L. delphinus a dolphin + -oid. ] (Zool.) Pertaining to, or resembling, the dolphin. [ 1913 Webster ] |
| Delphinoidea | ‖n. pl. [ NL. ] (Zool.) The division of Cetacea which comprises the dolphins, porpoises, and related forms. [ 1913 Webster ] |