Also found in: Medical, Wikipedia.
Related to squamosal: squamosal bone


 (skwə-mō′səl, -zəl)
Of or relating to the thin, platelike part of the human temporal bone or to a corresponding part in other vertebrates.
A squamosal bone.

[From Latin squāmōsus, squamous; see squamous.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Zoology) a thin platelike paired bone in the skull of vertebrates: in mammals it forms part of the temporal bone
1. (Zoology) of or relating to this bone
2. (Biology) a less common variant of squamous
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(skwəˈmoʊ səl)

adj. n.
2. a squamous bone; the forward and upper portion of the temporal bone.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
The tribe can be diagnosed by seven putative synapomorphies (Voss and Carleton, 1993; Steppan, 1995; Weksler, 2006; Weksler et al., 2006): presence of long palate with prominent posterolateral pits, absence of alisphenoid strut, absence of posterior suspensory process of the squamosal attached to tegmen tympani, absence of gall bladder, 12 thoracic vertebrae, absence of hemal arches on first caudal vertebrae, and fewer than 36 caudal vertebrae; the last two synapomorphies are reversed in several oryzomyine taxa.
The exclusion criteria were squamosal variety of chronic otitis media, sensorineural hearing loss and patients less than 15yrs.
The petrosal is exposed on the lateral surface of the posterior braincase through a fenestra between the squamosal and parietal bones.
The patient in the above mentioned case depicted a picture of Mastoid abscess probably as a result of Chronic otitis media, squamosal type.
Temporals crossed by two longitudinal ridges, one continuous with the supraorbital ridges and the other bounding the squamosal and continuous with the posterior zygomatic root.
Perforation with preexisting or congenital hearing loss, patients with sensory-neural hearing loss, patients with traumatic perforation and residual perforation in acute otitis media and patients with squamosal disease were excluded from our study.
1 - 5) is limited lateral ventrally with the squamosal region through the superior temporal crest (CTS -Figures.
* Fracture F is a diastatic fracture that follows the squamosal and sphenoparietal sutures of the left temporal and is more visible on the endocranial surface (Figure 3).
5 Atis (fruit of Annona squamosal) is a native of the tropical Americas and West Indies.
3H), and a squamosal root posteriorly linked with the hamular process of the squamosal by a continuous ridge (Fig.
4) borders the squamosal region lateroventrally at the inconspicuous superior temporal crest (Crista temporalis - CrTS) (Fig.