postorbitosquamosal arch


post·​or·​bi·​to·​squamosal arch
: a bony arch made up of fused portions of the postorbital and squamosal bones that separates the two temporal openings in a diapsid reptile

Word History


postorbit(al) + -o- + squamosal

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Dictionary Entries Near postorbitosquamosal arch

Cite this Entry

“Postorbitosquamosal arch.” Dictionary, Merriam-Webster, Accessed 18 Jun. 2024.

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