GLOOM
Gloom (gloom), n. Etym: [AS. glom twilight, from the root of E. glow.
See Glow, and cf. Glum, Gloam.]

1. Partial or total darkness; thick shade; obscurity; as, the gloom of a forest, or of midnight.

2. A shady, gloomy, or dark place or grove. Before a gloom of stubborn-shafted oaks. Tennyson .

3. Cloudiness or heaviness of mind; melancholy; aspect of sorrow; low spirits; dullness. A sullen gloom and furious disorder prevailed by fits. Burke.

4. In gunpowder manufacture, the drying oven.

Syn. — Darkness; dimness; obscurity; heaviness; dullness; depression; melancholy; dejection; sadness. See Darkness.

GLOOM
Gloom, v. i. [imp. & p. p. Gloomed; p. pr. & vb. n. Glooming.]

1. To shine or appear obscurely or imperfectly; to glimmer.

2. To become dark or dim; to be or appear dismal, gloomy, or sad; to come to the evening twilight. The black gibbet glooms beside the way. Goldsmith. [This weary day] . . . at last I see it gloom. Spenser.

GLOOM
Gloom, v. t.