adj. 1. Having no pity or compassion; merciless.

What does Remorselessness mean?

English Language Learners Definition of remorseless

: very cruel and showing no pity or sympathy for other people : merciless. : continuing in a way that does not end or that seems impossible to stop.

What is another word for having no conscience?

The word sociopath is a familiar one, yet it can be difficult to define sociopath. A simple definition of sociopath is someone who possesses the sociopathic characteristics of having no conscience and is tremendously antisocial.