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Word of the Day Tuesday, June 9, 2026

merciless

/mɜːrˈsɪlɪs/ adjective · British & US
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What does merciless mean?

adjective

Showing no pity or compassion; cruel and unforgiving. Used to describe someone or something that is ruthless and unyielding.

Example

"The merciless dictator ruled with an iron fist, crushing any opposition."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for merciless

Antonyms of merciless

Rhymes with merciless

Etymologically related