umls-concept:C0446908 | skos:definition | MSH: The posterior part of the temporal bone. It is a projection of the petrous bone.,NCI: A honeycombed section of bone located near the base of the skull, protruding behind the outer ear. It is connected to the middle ear. (NCI),NCI: A honeycombed section of bone located near the base of the skull, protruding behind the outer ear. It is connected to the middle ear. | lld:umls |