Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of pterosauria is as below...

Ornithosauria :: Ornithosauria (n. pl.) An order of extinct flying reptiles; -- called also Pterosauria.

Pterodactyli :: Pterodactyli (n. pl.) Same as Pterosauria.

Pterodactyl :: Pterodactyl (n.) An extinct flying reptile; one of the Pterosauria. See Illustration in Appendix.

Pterosauria :: Pterosauria (n. pl.) An extinct order of flying reptiles of the Mesozoic age; the pterodactyls; -- called also Pterodactyli, and Ornithosauria..

Pterosaurian :: Pterosaurian (a.) Of or pertaining to the Pterosauria.

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