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tympanomastoid
tympanomastoid adj.
Brit. 
/ˌtɪmpənə(ʊ)ˈmastɔɪd/
, /ˌtɪmpənə(ʊ)ˈmastɔɪd/U.S. /ˌtɪmpənoʊˈmæˌstɔɪd/
pertaining to the tympanum and the mastoid cells./ˌtɪmpənoʊˈmæˌstɔɪd/ΘΚΠ
the world > life > the body > sense organ > hearing organ > parts of hearing organ > [adjective] > ear-drum
tympanic1808
tympanal1825
tympano-Eustachian1890
tympano-cervical1900
tympanomastoidc1900
tympanostapedial1900
c1900 Buck's Handbk. Med. Sci. III. 697 (Cent. D. Supp.) Tympano~mastoid.
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