HIDEOUS

hideous, repulsive

(adjective) so extremely ugly as to be terrifying; “a hideous scar”; “a repulsive mask”

hideous, horrid, horrific, outrageous

(adjective) grossly offensive to decency or morality; causing horror; “subjected to outrageous cruelty”; “a hideous pattern of injustice”; “horrific conditions in the mining industry”

Source: WordNet® 3.1

Etymology

Adjective

hideous (comparative more hideous, superlative most hideous)

Extremely or shockingly ugly.

• Thomas Babington Macaulay.

Having a very unpleasant or frightening sound

Hateful; shocking.

• William Shakespeare

Morally offensive; shocking; detestable.

Usage notes

• Nouns to which "hideous" is often applied: monster, creature, man, face, thing, crime, form, death, aspect, spectacle, picture, roar, sound, manner, way, disease, mistake, shape, dress, fact, act, smile.

Synonyms

• frightful, ghastly, grim, grisly, grotesque, horrid, dreadful, terrible

Source: Wiktionary

Hid"e*ous, a. Etym: [OE. hidous, OF. hidous, hidos, hidus, hisdos, hisdous, F. hideux: cf. OF. hide, hisde, fright; of uncertain origin; cf. OHG. egidi horror, or L. hispidosus, for hispidus rough, bristly, E. hispid.]

1. Frightful, shocking, or offensive to the eyes; dreadful to behold; as, a hideous monster; hideous looks. "A piteous and hideous spectacle." Macaulay.

2. Distressing or offensive to the ear; exciting terror or dismay; as, a hideous noise. "Hideous cries." Shak.

3. Hateful; shocking. "Sure, you have some hideous matter to deliver." Shak.

Syn.

– Frightful; ghastly; grim; grisly; horrid; dreadful; terrible.

– Hid"e*ous*ly, adv.

– Hid"e*ous*ness, n.

Source: Webster’s Unabridged Dictionary 1913 Edition