belonging or pertaining to the Pteropoda, a group of mollusks having the lateral portions of the foot expanded into winglike lobes used in swimming.
a pteropod mollusk.
any small marine gastropod mollusc of the group or order Pteropoda, in which the foot is expanded into two winglike lobes for swimming and the shell is absent or thin-walled Also called sea butterfly
noun, plural pteropodia [ter-uh-poh-dee-uh] /ˌtɛr əˈpoʊ di ə/ (Show IPA) 1. the foot of a pteropod.
pteropterin pter·op·ter·in (těr-ŏp’tər-ĭn) n. A crystalline conjugate of folic acid containing three molecules of glutamic acid instead of one and having the general properties of a polypeptide. Also called pteroyltriglutamic acid.
noun 1. any flying reptile of the extinct order Pterosauria, from the Jurassic and Cretaceous periods, having the outside digit of the forelimb greatly elongated and supporting a wing membrane. noun 1. any extinct flying reptile of the order Pterosauria, of Jurassic and Cretaceous times: included the pterodactyls Compare dinosaur, plesiosaur pterosaur (těr’ə-sôr’) Any of […]
- Pteroylglutamic acid
pteroylglutamic acid pter·o·yl·glu·tam·ic acid (těr’ō-ĭl-glōō-tām’ĭk) n. Folic acid.
- Pteroyltriglutamic acid
pteroyltriglutamic acid pter·o·yl·tri·glu·tam·ic acid (těr’ō-ĭl-trī’glōō-tām’ĭk) n. See pteropterin.