pterygoid process

/ (ˈtɛrɪˌɡɔɪd) /


anatomy either of two long bony plates extending downwards from each side of the sphenoid bone within the skull

Word Origin for pterygoid process

C18 pterygoid, from Greek pterugoeidēs, from pterux wing; see -oid
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Medicine definitions for pterygoid process

pterygoid process


A long process of the sphenoid bone extending downward from the junction of its body and great wing.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.