a large, bony prominence on the base of the skull behind the ear, containing air spaces that connect with the middle ear cavity. Also called mastoid, mastoid bone . See diag. under skull .
[ 1725-35 ]
a large, bony prominence on the base of the skull behind the ear, containing air spaces that connect with the middle ear cavity. Also called mastoid, mastoid bone . See diag. under skull .
[ 1725-35 ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012