| Stapes (n.) The innermost of the ossicles of the ear; the stirrup, or stirrup bone; -- so called from its form. Thesaurus Entries Eustachian tube, anvil, auditory apparatus, auditory canal, auditory meatus, auditory nerve, auditory ossicles, auditory tube, auricle, basilar membrane, bony labyrinth, cauliflower ear, cochlea, conch, concha, drumhead, ear, ear lobe, eardrum, endolymph, external ear, hammer, incus, inner ear, lobe, lobule, lug, malleus, mastoid process, middle ear, organ of Corti, outer ear, oval window, perilymph, pinna, round window, secondary eardrum, semicircular canals, shell, stirrup, tympanic cavity, tympanic membrane, tympanum, vestibule | ![]() |