First Known Use: circa 1909
Dictionary
diapsid
adjective di·ap·sid \dī-ˈap-səd\
Definition of DIAPSID
: of, relating to, or including reptiles (as the crocodiles) with two pairs of temporal openings in the skull
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Origin of DIAPSID
ultimately from Greek di- + hapsid-, hapsis loop, arch — more at apsis
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