Definition: deficient in humane and kindly feelings
Similar words: inhumane
Definition: lacking and reflecting lack of pity or compassion
Usage: humans are innately inhumane; this explains much of the misery and suffering in the world; biological weapons are considered too inhumane to be used
Synonyms: pitiless, remorseless, ruthless, unpitying
Definition: without mercy or pity
Usage: an act of ruthless ferocity; a monster of remorseless cruelty
Similar words: merciless, unmerciful
Definition: having or showing no mercy
Usage: the merciless enemy; a merciless critic; gave him a merciless beating