{ } a. [ Pref. bi- + pennate: cf. L. bipennis. Cf. Bipinnate. ] Having two wings. “Bipennated insects.” Derham. [ 1913 Webster ]

a. [ L. brevis short + E. pennate. ] (Zool.) Short-winged; -- applied to birds which can not fly, owing to their short wings, as the ostrich, cassowary, and emu. [ 1913 Webster ]

a. (Zool.) Characterized by short wings covered with feathers resembling scales, as the penguins. -- n. One of the Impennes. [ 1913 Webster ]

a. [ L. longus long + E. pennate. ] (Zool.) Having long wings, or quills. [ 1913 Webster ]

{ } a. [ L. pennatus feathered, winged, from penna feather, wing. ] 1. Winged; plume-shaped. [ 1913 Webster ]

2. (Bot.) Same as Pinnate. [ 1913 Webster ]

‖n.; pl. L. Pennatulæ E. Pennatulas [ NL., fr. L. penna a feather. ] (Zool.) Any one of numerous species of Pennatula, Pteroides, and allied genera of Alcyonaria, having a featherlike form; a sea-pen. The zooids are situated along one edge of the side branches. [ 1913 Webster ]

‖n. pl. [ NL. See Pennatula. ] (Zool.) A division of alcyonoid corals, including the seapens and related kinds. They are able to move about by means of the hollow muscular peduncle, which also serves to support them upright in the mud. See Pennatula, and Illust. under Alcyonaria. [ 1913 Webster ]

a. Of or pertaining to Planipennia. [ 1913 Webster ]

a. [ Quadri- + pennate. ] (Zool.) Having four wings; -- said of insects. [ 1913 Webster ]

a. [ Pref. tri- + pennate. ] (Bot.) Same as Tripinnate. [ 1913 Webster ]

[ 1913 Webster ]