- atticomastoid
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* * *
at·ti·co·mas·toid .at-ə-kō-'mas-.tȯid adj of or relating to the attic and the mastoid* * *
at·ti·co·mas·toid (at″ĭ-ko-masґtoid) pertaining to the recessus epitympanicus (attic) and the mastoid process.
Medical dictionary. 2011.