callosity

noun, plural cal·los·i·ties.

1. a callous condition.
2. Botany. a hardened or thickened part of a plant.
3. Pathology. callus(def 1a).

noun plural -ties

1. hardheartedness
2. another name for callus (def. 1)

n.

1. A localized thickening and enlargement of the horny layer of the skin.callus keratoma poroma tyloma