Adjective

(en-adj)

repellently frightful and shocking; horrific or ghastly

* 1912 : (Edgar Rice Burroughs), (Tarzan of the Apes), Chapter 6

In the middle of the floor lay a skeleton, every vestige of flesh gone from the bones to which still clung the mildewed and moldered remnants of what had once been clothing. Upon the bed lay a similar gruesome thing, but smaller, while in a tiny cradle near-by was a third, a wee mite of a skeleton.

* {{quote-news

, year=2011 , date=May 04 , title=Bin Laden was unarmed when shot dead citation , passage=Jay Carney said that the US was considering whether to release photos of bin Laden after he was killed on Sunday but that the photos were gruesome and could be inflammatory.}}

Adjective

(en adjective)

Causing pain or distress.

* 2006 , , Concrete: Killer Smile , Dark Horse Books, cover text

Harrowing journeys down the dark roads of anger, violence, and madness

*{{quote-magazine, date=2013-01

, author=Brian Hayes , title=Father of Fractals , volume=101, issue=1, page=62 , magazine= citation , passage=Toward the end of the war, Benoit was sent off on his own with forged papers; he wound up working as a horse groom at a chalet in the Loire valley. Mandelbrot describes this harrowing youth with great sangfroid.}}