Pelycosauria

plural noun
Pel·​y·​co·​sau·​ria

Definition of Pelycosauria

: an order of primitive Permian reptiles (subclass Synapsida) that resemble mammals and often have extreme development of the dorsal vertebral processes — compare dimetrodon, edaphosaurus

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Other Words from Pelycosauria

pelycosaurian \ ¦⸗⸗⸗¦sȯrēən \ adjective or noun

History and Etymology for Pelycosauria

New Latin, from pelyco- (from Greek pelyk-, pelyx wooden bowl) + -sauria

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Dictionary Entries Near Pelycosauria

pelycosaur

Pelycosauria

Pemba

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Cite this Entry

“Pelycosauria.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Pelycosauria. Accessed 24 Sep. 2021.

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