[TA] the floor of the tympanic cavity; a thin plate of bone separating the tympanic cavity from the jugular fossa. Synonym(s): paries jugularis cavi tympani [TA], floor of tympanic cavity ☆ , fundus tympani, inferior wall of tympanic cavity
jug·u·lar wall of mid·dle ear
(jŭgyū-lăr wawl midĕl ēr) [TA] Floor of tympanic cavity.