/ Dictionary / Index S squamosal: Meaning and Definition of Find definitions for: squa•mo•sal Pronunciation: (skwu-mō'sul), [key] — adj. of or pertaining to the thin, scalelike portion of the temporal bone that is situated on the side of the skull above and behind the ear. pertaining to a corresponding bone in other vertebrates. squamous. —n. a squamosal bone. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. squamo- squamous Related Content Daily Word Quiz: endear Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language