Dictionary.com

unmerciful

[ uhn-mur-si-fuhl ]
/ ʌnˈmɜr sɪ fəl /
Save This Word!

adjective

merciless; relentless; severe; cruel; pitiless.
unsparingly great, extreme, or excessive, as amounts: to talk for an unmerciful length of time.

QUIZZES

DO A DOUBLE TAKE ON THIS QUIZ ON CONTRONYMS

Look both ways before you take this quiz on contronyms, or words that can have opposite meanings.
Question 1 of 7
Choose the sentence that uses "rent" correctly.

Meet Grammar Coach

Write or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing

Meet Grammar Coach

Improve Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help

Origin of unmerciful

First recorded in 1475–85; un-1 + merciful

OTHER WORDS FROM unmerciful

un·mer·ci·ful·ly, adverbun·mer·ci·ful·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for unmerciful

British Dictionary definitions for unmerciful

unmerciful
/ (ʌnˈmɜːsɪfʊl) /

adjective

showing no mercy; relentless
extreme or excessive

Derived forms of unmerciful

unmercifully, adverbunmercifulness, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
FEEDBACK