adjective
1.
Synonyms: dark 1, caliginous, dim, dun, dusky, lightless, murky, obscure, tenebrous, unilluminated
Related Word: bleak, dismal, dreary
Antonyms: brilliant
2.
Synonyms: sullen , crabbed, ||dorty, dour, glum, morose, saturnine, sulky, surly, ugly
Related Word: cheerless, dejected, depressed, downcast, joyless, melancholy, oppressed, solemn, unhappy, weary
Contrasted words: glad, happy, joyful, joyous, lighthearted; blithe, jocund, jovial, merry
Antonyms: cheerful
3.
causing or marked by gloom
the gloomy atmosphere of the dungeon
Synonyms: acheronian, acherontic, black, bleak, cheerless, cold, depressant, depressing, depressive, desolate, disconsolate, discouraging, disheartening, dismal, dispiriting, drear, dreary, dusky, funereal, joyless, lugubrious, morne, oppressive, somber, tenebrific, unhappy, woebegone
Related Word: despondent, mirthless, pessimistic; melancholy, mournful, sad; drab, dull, muzzy
Contrasted words: bright, cheerful, happy; cheering, emboldening, encouraging, heartening, optimistic
Antonyms: gloomless