noun
corn; clavus
Medical term for a painful, thickened area of skin on the foot, similar to a callus but with a hard center. Often compared to 魚の目 (うおのめ), which is a more common lay term for the same condition.
See also: 魚の目
足の裏に鶏眼ができて、歩くと痛い。
I got a corn on the sole of my foot, and it hurts when I walk.
皮膚科で鶏眼の治療を受けた。
I received treatment for a corn at the dermatologist.