Captorhinomorpha

plural noun

Cap·​to·​rhi·​no·​mor·​pha

: a suborder of Cotylosauria comprising reptiles of the Carboniferous and Lower Permian which are sometimes held to be generalized forms ancestral to most later reptiles and to mammals and birds though possessing distinctly specialized dentition

Word History

Etymology

New Latin, from Captorhinus, type genus + -o- + -morpha

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

• More than 250,000 words that aren't in our free dictionary
• Expanded definitions, etymologies, and usage notes
• Advanced search features
• Ad free!