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l bone; a temporal artery. Temporal bone, a very complex bone situated in the side of the skull of most mammals and containing the organ of hearing. It consists of an expanded squamosal portion above the ear, corresponding to the squamosal and zygoma of the lower vertebrates, and a thickened basal petrosal and mastoid…

h separates the cerebellum from the cerebrum and often incloses a process or plate of the skull called the bony tentorium.

Having a thick skull; stupid.

Situated beyond or outside the palatine bone; -- said of a bone in the skull of some reptiles.

A crown-saw or cylindrical saw for perforating the skull, turned, when used, like a bit or gimlet. See Trephine.

To trepan. [Obs.] "By trepanizing the skull." Jer. Taylor.

Of or pertaining to the tympanum. Tympanic bone (Anat.), a bone of the skull which incloses a part of the tympanum and supports the tympanic membrane. -- Tympanic membrane. (Anat.) See the Note under Ear.

A bone, or one of a pair of bones, beneath the ethmoid region of the skull, forming a part a part of the partition between the nostrils in man and other mammals.

A skullcap covering the tonsure, worn under the berretta. The pope's is white; a cardinal's red; a bishop's purple; a priest's black.

tebrates other bones may help to form it, and there may be two arches on each side of the skull, as in some reptiles. -- Zygomatic process, a process of the temporal or squamosal bone helping to form the zygomatic arch.