mastoid air cells


mas·toid cells

[TA] numerous small intercommunicating cavities in the mastoid process of the temporal bone that empty into the mastoid or tympanic antrum. Synonym(s): cellulae mastoideae [TA], mastoid air cells, mastoid sinuses

mas·toid air cells

(mas'toyd ār selz) Numerous small intercommunicating cavities in the mastoid process of the temporal bone that empty into the mastoid or tympanic antrum.