Definition of Pelycosaur in English :
Define Pelycosaur in English
Pelycosaur meaning in English
Meaning of Pelycosaur in English
Pronunciation of Pelycosaur in English
Pelycosaur pronunciation in English
Pronounce Pelycosaur in English
Pelycosaur
see synonyms of pelycosaurNoun
1. pelycosaur
large primitive reptile having a tall spinal sail; of the Permian or late Paleozoic in Europe and North America
WordNet Lexical Database for English. Princeton University. 2010.
Pelycosaur
see synonyms of pelycosaurnoun
any extinct mammal-like reptile of the order Pelycosauria, of Upper Carboniferous to Lower Permian times, from which the therapsids are thought to have evolved
Collins English Dictionary. Copyright © HarperCollins Publishers
Pelycosaur
see synonyms of pelycosaurn.
Any of various extinct, chiefly carnivorous synapsids of the Carboniferous and Permian Periods, including the dimetrodon and other species with saillike structures along the back.
The American Heritage ® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.