The Collaborative International Dictionary
Incompassionate
Incompassionate \In`com*pas"sion*ate\, a. Not compassionate; void of pity or of tenderness; remorseless. -- In`com*pas"sion*ate*ly, adv. -- In`com*pas"sion*ate*ness, n.
Wiktionary
incompassionate
a. Not compassionate; without pity or any compassion.