[ mur-si-lis-lee ]
See synonyms for mercilessly on
  1. without mercy, pity, or tolerance: I was mercilessly bullied in school throughout my childhood.Any speaker who goes on longer than 15 minutes will be interrupted mercilessly by the moderator.

  2. without reprieve; unbearably: An unusually humid July morning had morphed into a mercilessly hot afternoon.

Origin of mercilessly


Words Nearby mercilessly Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use mercilessly in a sentence

  • The conflict in Tom's puzzled heart sharpened that evening into dreadful edges that cut him mercilessly whichever way he turned.

    The Wave | Algernon Blackwood
  • And every day that passed this difference in her towards himself and Tony grew more mercilessly marked.

    The Wave | Algernon Blackwood
  • They mercilessly burnt barns and the stored crops, and swept the country of men and cattle.

    King Robert the Bruce | A. F. Murison
  • The fire in the stove had burned lower, and its downcast glow revealed less mercilessly the dirty condition of the floor.

    Dope | Sax Rohmer
  • But mercilessly the light beam spread, until we were again within the circle of illumination.

    Valley of the Croen | Lee Tarbell