(noun, adjective, verb)


1. emotionally hardened

- a callous indifference to suffering

Similar word(s): insensitive, indurate, pachydermatous

2. having calluses; having skin made tough and thick through wear

- calloused skin

- with a workman's callous hands

Similar word(s): tough, toughened, calloused, thickened

Sentences with callous as an adjective:

- She was so callous that she could criticise a cancer patient for wearing a wig.


1. make insensitive or callous; deaden feelings or morals

Similar word(s): cauterise, cauterize

Definition categories: change, harden, indurate, inure