detestable
1. [ adjective ] offensive to the mind
Synonyms: abhorrent repulsive repugnant obscene
Examples:

"an abhorrent deed" "the obscene massacre at Wounded Knee" "morally repugnant customs" "repulsive behavior" "the most repulsive character in recent novels"

Related terms: offensive
2. [ adjective ] unequivocally detestable
Synonyms: abominable odious execrable
Examples:

"abominable treatment of prisoners" "detestable vices" "execrable crimes" "consequences odious to those you govern"- Edmund Burke

Related terms: hateful
Similar spelling:   detestably
  detectable
  detested
  detestation
  detected
  detective