mastoid bone

mastoid bone

n.

See mastoid process.

Thesaurus

Noun

1.

mastoid bone - process of the temporal bone behind the ear at the base of the skull mastoid, mastoid process, mastoidal mastoidale - the craniometric point at the lowest point of the mastoid process os temporale, temporal bone - a thick bone forming the side of the human cranium and encasing the inner ear appendage, outgrowth, process - a natural prolongation or projection from a part of an organism either animal or plant; "a bony process"