THERAPSIDA


Meaning of THERAPSIDA in English

-sədə noun plural

Usage: capitalized

Etymology: New Latin, from Greek theraps attendant + New Latin -ida

: an order of Reptilia comprising Permian and Triassic reptiles (subclass Synapsida) that are held to be the ancestors of the mammals

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.