plan i pennes, plan i pen nates, plan i pennia

pl. (Lat. plan us =flat, and penna =a feather, a wing.] Entom.: A sub-order of Neuropterous Insects, having flat wings. The fore and hind pair are simi lar, the hind ones not broader than the others. Larvæ rarely aquatic. Tribes: Me gal opter a, including the Myrmeleontide, Hemerobiide, and Mantispide; Sialidæ, and Panorpide (q. v.). petalous. plā-ni-pět-a-lous, a. [Pref. plan i-, and Eng. Bot.: Having flat petals or leaves; flat-leaved, plan i folious. plăn-ish, v . t . [PLANE, v.] To make smooth or plane; to beat, as metals, with hammers, till perfectly smooth; to polish by hammering. [PLANISHING, C.]