noun (plural same)Anatomy
A small stirrup-shaped bone in the middle ear, transmitting vibrations from the incus to the inner ear. Also called stirrup.
- Reptiles have a single ear ossicle, the stapes or stirrup bone.
- That bone turned out to be the stapes, which transmitted vibrations to the animal's inner ear.
- Urbantschitsch has provided detailed measurements of the malleus, incus and the stapes.
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