M3A1S1T1O1I1D2
10 points
MASTOID is validvalid
the rear portion of the temporal bone [n MASTOIDS]
like a nipple or teat, also MASTOIDAL [adj] / a prominence on the temporal bone behind the ear [n -S]
the rear portion of the temporal bone [n MASTOIDS]
like a nipple or teat, also MASTOIDAL [adj] / a prominence on the temporal bone behind the ear [n -S]