Adjective
1. shockingly repellent; inspiring horror;
"ghastly wounds""the grim aftermath of the bombing""the grim task of burying the victims""a grisly murder""gruesome evidence of human sacrifice""macabre tales of war and plague in the Middle ages""macabre tortures conceived by madmen"2. gruesomely indicative of death or the dead;
"a charnel smell came from the chest filled with dead men's bones""ghastly shrieks""the sepulchral darkness of the catacombs"