/ rɪˈmɔːsləs; NAmE -ˈmɔːrs-/ adjective
1.
( especially of an unpleasant situation ) seeming to continue or become worse in a way that cannot be stopped
SYN relentless :
the remorseless increase in crime
2.
cruel and having or showing no pity for other people
SYN merciless :
a remorseless killer
► re·morse·less·ly adverb