| clamatores | (n) used in some classification systems; a suborder or superfamily nearly coextensive with suborder Tyranni; Passeriformes having relatively simple vocal organs and little power of song; clamatorial birds, Syn. suborder Clamatores |
| Clamatores | ‖n. pl. [ L. clamator, pl. clamatores, a bawler. ] (Zool.) A division of passerine birds in which the vocal muscles are but little developed, so that they lack the power of singing. [ 1913 Webster ] |