tympanic cavity

Từ điển WordNet v3.1 - WordNet Dictionary

noun

the main cavity of the ear;
between the eardrum and the inner ear
• Syn:
middle ear, tympanum
• Hypernyms:
cavity, bodily cavity, cavum
• Part Holonyms:
auditory apparatus
• Part Meronyms:
ossicle, bonelet, ossiculum, Eustachian tube, auditory tube,
malleus, hammer, incus, anvil, stapes, stirrup