pterodactyl [ ter′ə dak] ′təl
noun pterosaur: now a loose usage any of a suborder (Pterodactyloidea) of pterosaurs of the Jurassic and Cretaceous periods; specif., any of a genus ( Pterodactylus) of this suborder Origin: from Modern Latin Pterodactylus: see ptero- and amp; dactyl Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
Any of various small, mostly tailless, extinct flying reptiles of the order Pterosauria that existed during the Jurassic and Cretaceous periods.
Origin: New Latin Pterodactylus, genus name : Greek pteron, feather, wing; see -pter + Greek daktulos, finger. Related Forms: pterˌo·dacˈty·loidˌ adjective pterˌo·dacˈty·lous adjective The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. pterodactyl - Science Definition
Any of various small, extinct flying reptiles (pterosaurs) of the genus
Pterodactylus of the late Jurassic and Cretaceous Periods. Pterodactyls had long, narrow jaws with sharp teeth, and a wingspan of 1 m (3.3 ft) or less. pterodactyl The American Heritage® Science Dictionary Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.