[ tuh-ran-uh-don ]
/ təˈræn əˌdɒn /


a flying reptile of the extinct order Pterosauria, from the Cretaceous Period, having a wingspread of about 25 feet (8 meters).

Origin of pteranodon

< New Latin, equivalent to pter- pter- + Greek anódōn toothless (see an-1, -odont) Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for pteranodon

Science definitions for pteranodon


[ tə-rănə-dŏn′ ]

Any of several very large, extinct flying reptiles (pterosaurs) of the genus Pteranodon of the Cretaceous Period. Pteranodon had a long pointed crest on its head, no teeth, a very short tail, and a wingspan upwards of 9 m (30 ft).
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.