dreadful (defs. 1, 2). dreadful, adj. 1. terrible, grievous, grim, dire, baleful, dark; terrifying, frightful, direful, dread, terrific, appalling; alarming, distressing, harrowing, rending; redoubtable, fearsome, formidable, awful; horrible, horrid, horrendous, monstrous, atrocious; hideous, ghastly, eerie, grisly, gruesome, unspeakable; outrageous, shocking, enormous, flagrant; nefarious, heinous, flagitious, villainous; infamous, notorious, odious; wicked, evil, vile, sinful, iniquitous, Archaic. facinorous; maleficent, malefic, malevolent, demonic, diabolic, devilish, fiendish; abhorrent, revolting, repulsive, repugnant, loathsome, despicable; pernicious, pestilential, noxious, deadly, fell.
2. awe-inspiring, awesome, imposing, impressive, inspiring; venerable, august, reverential, revered, respected, reverenced.
3. unpleasant, disagreeable, unpleasing, offensive, distasteful, displeasing; unwelcome, uninviting; ugly, unsightly, uncomely, homely, Inf. God-awful; unpalatable, uneatable, unsavory, unappetizing, undelec-table, undelicious. dream, n. 1. vision, nightmare; apparition, will-o'-the-wisp, ignis fatuus, chimera, fairy; phantom, shade, specter, ghost, wraith, incubus, succubus, bugbear; fantasy, phantasm, phantasma, Lit. fantasia, Inf. pipe dream, romance; figment, figment of the imagination, fiction, invention, fabrication; visualization, en-visagement, hallucination, mirage, illusion, delusion; shadow, vapor, nothingness.
2. daydream, castle in the air, castle in Spain, musing; fancy, flight of fancy, whim, whimsy, vagary, crotchet, notion, imagination; conceit, thought, idea, conception, concept; design, plan, scheme; aspiration, goal, aim, mark.
-v. 3. have dreams, have nightmares, hallucinate; see in a vision, visualize, envisage, rhapsodize, idealize; daydream, stargaze, gaze out the window, fall into reverie, be preoccupied, be abstracted; imagine, fantasize, phantasize, Rare, phantsy; fancy, muse, build castles in the air, suppose, conceive, dream up, conjure up, think. dreamer, n. visionary, fantast, castle-builder, romancer, daydreamer; idealist, Pollyanna, Pangloss; somnambulist, sleepwalker. dreamland, n. dream world, land of dreams, cloud-land, land of Nod, never-never land, fairyland, land of make-believe; unreality, illusion, fantasy. dreamy, adj. 1. notional, fanciful, whimsical, quixotic, romantic, poetic, rapt; visionary, idealistic, utopian.
2. thoughtful, speculative, pensive; abstracted, in a brown study, absent-minded, preoccupied; featherheaded, featherbrained, scatterbrained, Inf. dizzy, Sl. out to lunch, Sl. out in left field.
3. vague, dim, indistinct, faint, shadowy; ethereal, aerial, airy, vaporous, diaphanous, gossamer; insubstantial, immaterial, incorporeal, asomatous, discar-nate, bodiless; spectral, chimerical, dreamlike, intangible, impalpable; illusory, fictitious, fantastic, imaginary.
4. drowsy, sleepy, somnolent, lethargic; lackadaisical, listless, dull, torpid, comatose.
5. soothing, calming, quieting, refreshing; restful, tranquil, peaceful.
6. Informal, wonderful, marvelous, terrific, fabulous, heavenly. dreary, adj. 1. gloomy, cloudy, dismal, dim, bleak, Literary, drear, Both Scot. and North. Eng. dowie, dree; gray, shadowy, dark, obscure; uninviting, cheerless, joyless.