Extremely heinous; full of enormous wickedness; as, atrocious quilt or deeds.
source: Webster 1913
adjective satellite
shockingly brutal or cruel
Murder is an atrocious crime. A grievous offense against morality. A grievous crime. No excess was too monstrous for them to commit.
source: WordNet 3.0
exceptionally bad or displeasing
Atrocious taste. Abominable workmanship. An awful voice. Dreadful manners. A painful performance. Terrible handwriting. An unspeakable odor came sweeping into the room.
source: WordNet 3.0
provoking horror
An atrocious automobile accident. A frightful crime of decapitation. An alarming, even horrifying, picture. War is beyond all words horrible. An ugly wound.