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DictionarySeemastoid cellsmastoid air cell
mastoid air cell[′ma‚stȯid ′er ‚sel] (anatomy) mastoid cell mastoid air cell
mastoid air cellAny of the variable-sized, air-filled sinuses inside the mastoid antrum. About 20% of adult skulls have no mastoid air cells. See also: cellLegalSeeCellFinancialSeecell |