What does the word merciless mean?

Usage examples for merciless

  1. Still the portrait seemed to reproach me in a merciless language of its own: " Look at what you were once; think of what you are now!" – The Two Destinies by Wilkie Collins
  2. Dark, spare, and tall, he spoke seldom, but I felt all the while the merciless investigation of his searching eyes. – The Betrayal by E. Phillips Oppenheim
  3. Dreadful the sentence: all who saw him wept; And sternly they conveyed him to the tower, Where to four columns, deeply fixed in earth, And reaching to the skies, of iron formed, They bound him; merciless they were to him Who had given splendour to a mighty throne. – Persian Literature, Volume 1,Comprising The Shah Nameh, The Rubaiyat, The Divan, and The Gulistan by Anonymous