What it means
An adjective. Most often it describes a person who shows no concern for others, as in a callous remark. It can also describe skin that has become hard, but the noun for a hard patch of skin or new bone is spelled callusKAL-usA thick, hard patch of skin formed by repeated rubbing or pressure; also, the new bone that forms as a fracture heals.Full entry .
Remember it
The callous person has a "lous(y)" attitude; the callus on the foot is a thing (noun).
Easy to confuse with
callus
A thick, hard patch of skin formed by repeated rubbing or pressure; also, the new bone that forms as a fracture heals.
Related terms
callus
A thick, hard patch of skin formed by repeated rubbing or pressure; also, the new bone that forms as a fracture heals.