English Reference
adjective

heartless

adj.
US /ˈhɑɹtɫəs/ UK /hˈɑːtləs/ heart·less

  1. 01 B2 Upper Intermediate

    having no pity or sympathy for other people.

    lacking compassion, empathy, or emotional sensitivity toward the suffering of others.

    Simple

    It was heartless of him to fire his assistant right before the holidays.

    In context

    The critics described the policy as heartless, arguing that it ignored the basic needs of the most vulnerable members of society.

    cruelcallousunfeeling
  2. 02 C2 Proficiency ArchaicLiterary

    feeling afraid or having no spirit to keep trying.

    destitute of courage or spirit; characterized by fearfulness or a lack of resolve.

    Simple

    The soldiers stood heartless and trembling as the enemy approached the gates.

    In context

    In the face of such overwhelming odds, the once-bold explorers became heartless and considered abandoning their mission entirely.

    Usage

    In modern English, this sense is almost entirely replaced by 'cowardly' or 'discouraged'.

    cowardlyfearfulspiritless
  3. 03 C1 Advanced Technical Science

    not having a physical heart inside the body.

    lacking a biological heart; often used in a technical or science-fiction context.

    Simple

    The scientist designed a heartless robot that functioned using a complex battery system.

    In context

    Certain primitive organisms are naturally heartless, relying on simple diffusion rather than a circulatory system to move nutrients.


From Middle English hertles, herteles, from Old English heortlēas (“without courage; listless”), equivalent to heart + -less. Cognate with German herzlos.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Origin Old English heortlēas
Level B2 · Upper Intermediate
Frequency Frequent
Updated