1.
[syn: mercilessly, pitilessly, unmercifully, remorselessly]
The Collaborative International Dictionary of English v.0.48:
Merciless \Mer"ci*less\, a.
Destitute of mercy; cruel; unsparing; -- said of animate
beings, and also, figuratively, of things; as, a merciless
tyrant; merciless waves.
[1913 Webster]
The foe is merciless, and will not pity. --Shak.
[1913 Webster]
Syn: Cruel; unmerciful; remorseless; ruthless; pitiless;
barbarous; savage.
[1913 Webster] -- Mer"ci*less*ly, adv. --
Mer"ci*less*ness, n.
[1913 Webster]
WordNet (r) 3.0 (2006):
mercilessly
adv 1: without pity; in a merciless manner; "he was mercilessly
trounced by his opponent in the House" [syn:
mercilessly, pitilessly, unmercifully,
remorselessly]