merciless

play
adjective mer·ci·less \ ˈmər-si-ləs \

Definition of merciless

:having or showing no mercy :pitiless
  • the merciless killing of innocent people

mercilessly

adverb

mercilessness

noun

Examples of merciless in a Sentence

  1. the merciless killing of innocent people

  2. He has been merciless in his criticism of his opponent.

Recent Examples of merciless from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'merciless.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of merciless

14th century


MERCILESS Defined for English Language Learners

merciless

play
adjective

Definition of merciless for English Language Learners

  • : having or showing no mercy : very cruel or harsh


MERCILESS Defined for Kids

merciless

play
adjective mer·ci·less \ ˈmər-si-ləs \

Definition of merciless for Students

:having no mercy or pity
  • These people, she thought, would be merciless critics.
  • —Lucy Maud Montgomery, Anne of Green Gables

mercilessly

adverb


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