|Bone of the skull, develops from lateral halves and forms posteriorinferior part of nasal septum|
|vertebrae of the lumbar spine|
|—n , pl stapes, stapedes|
|incus Compare malleus Nontechnical name: stirrup bone the stirrup-shaped bone that is the innermost of three small bones in the middle ear of mammals|
|[C17: via New Latin from Medieval Latin, perhaps a variant of staffa, stapeda stirrup, influenced in form by Latin stāre to stand + pēs a foot]|
stapes sta·pes (stā'pēz)
n. pl. stapes or sta·pe·des (stā'pĭ-dēz')
The smallest of the three auditory ossicles, whose base fits into the oval window and whose head is articulated with the lenticular process of the long limb of the incus. Also called stirrup.
|stapes (stā'pēz) Pronunciation Key
Plural stapes or stapedes (stā'pĭ-dēz')
The roughly stirrup-shaped bone that is the innermost of the three small bones (ossicles) of the middle ear.