1. Shockingly brutal or cruel
   "murder is an atrocious crime"
   - flagitious, grievous, monstrous 
2. Exceptionally bad or displeasing
   "atrocious taste"
   - abominable, awful, dreadful, painful, terrible, unspeakable 
3. Provoking horror
   "an atrocious automobile accident"
   - frightful, horrifying, horrible, ugly

See also: alarming, atrocity, bad, evil

• substantialize
• substantially
• substantialness
• substantiate
• substantiating
• substantiation
• substantiative
• substantival
• substantive
• fullback
• fuller
• fuller's earth
• fuller's teasel
• fullerene
• fullness
• fully
• fully fashioned
• fully fledged
• fully grown
• fulmar
• fulmar petrel
• Fulmarus
• Fulmarus glacialis
• fulminant
• fulminate