callous

[kal-uhs] / ˈkæl əs /

ADJECTIVE

cruel, insensitive

Synonyms

STRONGEST

apathetic careless cold-blooded heartless indifferent insensitive uncaring unsympathetic

STRONG

hardened indurated inured toughened unbending

WEAK

blind to case-hardened cold deaf to hard hard-bitten hard-boiled hardhearted impassive impenitent inflexible insensate insensible insentient obdurate soulless spiritless stiff stony stubborn thick-skinned torpid tough unaffected uncompassionate unconcerned unfeeling unimpressionable unresponsive unsusceptible

Antonyms

STRONGEST

caring compassionate concerned feeling interested kind merciful mindful nice responsive sympathetic

WEAK

sensitive tender

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

One place to start is reversing the agency’s arbitrary and callous rejections of rare disease and cancer treatments.

From The Wall Street Journal • May 8, 2026

The idea that a warning should change the legal calculus of excessive force, now at the center of both of these cases, is callous and illogical.

From Slate • Apr. 21, 2026

“The victims of the suspect Central officers took into custody will be impacted by his callous acts for a very long time,” Muniz said.

From Los Angeles Times • Jan. 28, 2026

I am, by the average measure, certainly no callous stoic.

From Salon • Nov. 30, 2025

Swiftly we covered the ground, far too swiftly, I thought, far too easily, and the callous countryside watched us with indifference.

From "Rebecca" by Daphne du Maurier

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