- the quality or state of being callous, hardened, or unfeeling
- pl. -·ties a hardened, thickened place on skin or bark; callus
Origin of callosityMiddle English and amp; Old French calosite ; from Classical Latin callositas
- The condition of being calloused. Also called tylosis.
- Hardheartedness; insensitivity.
- See callus.
Origin of callosityMiddle English callosite, from Old French, from Late Latin call&omacron;sitas, from Latin call&omacron;sus, callous; see callous.
(countable and uncountable, plural callosities)