From Middle English lothsum, from Old English *lāþsum, from Proto-West Germanic *laiþsam, equivalent to loath + -some. Cognate with Middle Low German lêtsam (“arduous”), German leidsam (“sad, sorry”).
- Highly offensive; abominable, sickening.
- 1891, Oscar Wilde, chapter XX, in The Picture of Dorian Gray, London; New York, N.Y.; Melbourne, Vic.: Ward Lock & Co., OCLC 34363729, page 334:
- Lying on the floor was a dead man, in evening dress, with a knife in his heart. He was withered, wrinkled, and loathsome of visage. It was not till they had examined the rings that they recognized who it was.
- Nouns to which "loathsome" is often applied: disease, creature, thing, person, man, woman, dungeon, place, world, smell, act.
highly offensive; abominable, sickening