dull

I
(New American Roget's College Thesaurus)
adj. unsharp, blunt; deadened, numb; stupid; tedious, uninteresting, boring; spiritless, vapid, vacuous; dead, lifeless; sluggish, listless, lethargic; lackluster, dim, cloudy, obscure, stale, jaded. —v. t. blunt. See slowness, bluntness, dimness, weariness, colorlessness. Ant., sharp, bright, lively.
II
(Roget's IV) modif.
1. [Without point or edge]
Syn. blunt, blunted, dulled, unsharpened, pointless, unpointed, round, square, flat, obtuse, edgeless, turned, nicked, battered, used, broken, toothless, edentate.
Ant. sharp*, sharpened, keen.
2. [Lacking brightness or color]
Syn. gloomy, sober, somber, drab, matte, dismal, bleak, dark, dingy, dim, dusky, dun, colorless, plain, obscure, cloudy, lackluster, tarnished, faded, unglazed, lusterless, opaque, leaden, grave, grimy, pitchy, sooty, inky, dead, black, coal-black, unlit, unlighted, sordid, dirty, muddy, murky, gray, ashen, wan, lifeless, rusty, flat, without snap*; see also dark 1 .
Ant. bright*, colorful, gleaming.
3. [Lacking intelligence or sensitivity; said usually of living beings ]
Syn. stupid, stolid, obtuse, sluggish, heavy, slow, retarded, witless, sleepy, backward, dense, dullwitted, tedious, boring, unintelligent, ignorant, unintellectual, vacuous, doltish, besotted, scatterbrained, feeble-minded, half-witted, addled, addlebrained, thick-witted, slow-witted, thick-skulled, imbecilic, insensate, dim, prosy, prosaic, unimaginative, fatuous, insensitive, unfeeling, unresponsive, numb, wooden, blunted, listless, apathetic, phlegmatic, not bright, torpid, spiritless, brainless, shallow, indolent, unentertaining, non compos mentis, simple-minded, simple, moronic, lumpish, stuffy, stodgy, dumb*, thick*, dopey*, lowbrow*, stupid as an ox*, blockheaded*, muscle-bound*, nitwitted*, dimwitted*, dead from the ears up*, not all there*; see also stupid 1 .
Ant. witty*, quick, smart.
4. [Lacking interest; said usually of writing, speaking, or inanimate things ]
Syn. tedious, boring, tiresome, prosy, heavy, leaden, prosaic, trite, hackneyed, monotonous, humdrum, dreary, dismal, dry, arid, barren, colorless, insipid, vapid, flat, bland, uninteresting, deadly, longwinded, prolix, stupid, commonplace, ordinary, common, usual, unenlivened, stuffy, stodgy, old, ancient, stale, moth-eaten, out-of-date, antediluvian, archaic, hoary, worn-out, banal, tired, driveling, senseless, pointless, uninspiring, platitudinous, pedestrian, jeJune, tame, routine, familiar, well-known, conventional, unimaginative, depressing, sluggish, plodding, repetitious, unvarying, boresome, abused, repetitive, oft-repeated, well-worn, fatiguing, wearisome, wearing, soporific, producing ennui, lifeless, wooden, characterless, wearying, tiring, unexciting, irksome, stereotyped, stereotypical, stock, the usual thing, the same old thing, slow, draggy, dry as dust, cut and dried, without any kick*, dead as a doornail*, blah*, ho-hum*.
Ant. exciting*, fascinating, exhilarating.
5. [Not loud or distinct]
Syn. muffled, muted, low, soft; see faint 3 .
6. [Showing little activity]
Syn. slow, placid, languid, lethargic, still, sluggish, listless, lackadaisical, regular, depressed, inactive, lifeless, spiritless, uneventful, unexciting, slothful, without incident, quiet, even, torpid, inert, bovine, cowlike, routine, usual, accustomed, slack, monotonous, unresponsive, stagnant, dead, boring, falling off, apathetic, stolid, flat, lumpish, lumpy, bearish, poky, off*.
Ant. stimuLating*, lively, active.
Syn.- dull is specifically applied to a point or edge that has lost its previous sharpness [ a dull knife ] and generally connotes a lack of keenness, zest, spirit, intensity, etc. [ a dull book, a dull ache ] ; blunt is often equivalent to dull , but specifically refers to a point or edge that is intentionally not sharp [ a blunt fencing saber ] ; obtuse literally applies to a pointed end whose sides form an angle greater than 90?, and figuratively connotes lack of understanding or sensitivity [ too obtuse to comprehend ] See also Synonym Study at stupid .
III
(Roget's 3 Superthesaurus) a.
1. stupid slow, unintelligent, *thick, dense, bovine, retarded, obtuse, doltish, *dumb as a post, dim-witted, half-witted, ignorant.
2. boring tedious, *ho-hum, blah, uninteresting, prosaic, dry, tiresome, bland, vapid, *dull as dishwater, humdrum, stale, lackluster, soporific.
3. subdued quiet, muted, deadened, faded, softened, muffled.
4. unsharpened blunt, unhoned, edgeless.
ANT.: 1. sharp, intelligent, quick-witted, bright. 2. exciting, stimulating, colorful, dramatic. 3. overstated, overdone, flashy, loud. 4. sharp, honed
IV
(Roget's Thesaurus II) I adjective 1. Having only a limited ability to learn and understand: backward, simple, simple-minded, slow, slow-witted. Informal: soft. Offensive: feeble-minded, half-witted, retarded, weak-minded. See ABILITY. 2. Lacking responsiveness or alertness: benumbed, insensible, insensitive, numb, stuporous, torpid, unresponsive, wooden. See AWARENESS. 3. Unwilling or unable to perceive: blind, purblind, uncomprehending, unperceptive. See SEE. 4. Lacking passion and emotion: anesthetic, bloodless, insensate, insensible, insensitive. See ATTITUDE, FEELINGS. 5. In low spirits: blue, dejected, depressed, desolate, dispirited, down, downcast, downhearted, dysphoric, gloomy, heavy-hearted, low, melancholic, melancholy, sad, spiritless, tristful, unhappy, wistful. Idiom: down at (or in) the mouth. See HAPPY. 6. Characterized by reduced economic activity: down, off, slack, slow, sluggish, soft. See INCREASE. 7. Not physically sharp or keen: blunt. See SHARP. 8. Arousing no interest or curiosity: boring, drear, dreary, dry, humdrum, irksome, monotonous, stuffy, tedious, tiresome, uninteresting, weariful, wearisome, weary. See EXCITE. 9. Lacking liveliness, charm, or surprise: arid, aseptic, colorless, drab, dry, earthbound, flat, flavorless, lackluster, lifeless, lusterless, matter-of-fact, pedestrian, prosaic, spiritless, sterile, stodgy, unimaginative, uninspired. See EXCITE. 10. Lacking vividness in color: dim, drab, flat, muddy, murky. See COLORS. 11. Lacking gloss and luster: dim, flat, lackluster, lusterless, mat. See LIGHT. II verb 1. To make or become less keen or responsive: dim, hebetate, stupefy. See AWARENESS. 2. To render less sensitive: benumb, blunt, deaden, desensitize, numb. Idiom: take the edge off. See AWARENESS. 3. To make or become less sharp-edged: blunt, turn. Idiom: take the edge off. See SHARP. 4. To make dim or indistinct: becloud, bedim, befog, blear, blur, cloud, dim, eclipse, fog, gloom, mist, obfuscate, obscure, overcast, overshadow, shadow. See CLEAR.

English dictionary for students. 2013.

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  • dull — adj 1 *stupid, slow, dumb, dense, crass Analogous words: *lethargic, sluggish, comatose: phlegmatic, stolid, *impassive, apathetic: *backward: retarded (see DELAY vb) Antonyms: clever, bright …   New Dictionary of Synonyms

  • Dull — Dull, a. [Compar. {Duller}; superl. {Dullest}.] [AS. dol foolish; akin to gedwelan to err, D. dol mad, dwalen to wander, err, G. toll mad, Goth. dwals foolish, stupid, cf. Gr. ? turbid, troubled, Skr. dhvr to cause to fall. Cf. {Dolt}, {Dwale},… …   The Collaborative International Dictionary of English

  • dull — [dul] adj. [ME dul < OE dol, stupid, akin to Ger toll < IE * dh(e)wel < base * dheu , blow, be turbid > DUMB, DWELL, OIr dall, blind, Gr thanatos, death] 1. mentally slow; stupid 2. lacking sensitivity; blunted in feeling or… …   English World dictionary

  • Dull —    DULL, a parish, in the county of Perth, 4 miles (W. by N.) from Aberfeldy; containing, with parts of the late quoad sacra parishes of Foss and Tenandry, and part of the village of Aberfeldy, 3811 inhabitants, of whom 145 are in the village of… …   A Topographical dictionary of Scotland

  • dull — [dʌl] adjective JOURNALISM if business on a financial market is dull, not many people are buying or selling: • Shares closed lower in dull trading. • Investors were busy moving in and out of two year Treasury notes yesterday, providing a bit of… …   Financial and business terms

  • Dull — may refer to: Boring Dull, Perth and Kinross, Scotland, United Kingdom Dull Gret, a figure of Flemish folklore People with the surname Dull: Jack Dull (1930 1995), professor at the University of Washington John Dull (21st century), American… …   Wikipedia

  • dull — [adj1] unintelligent addled, backward, besotted, boring, brainless, daffy, daft, dense, dim, dim witted, doltish, dumb, feeble minded, half baked, ignorant, imbecilic, indolent, insensate, low, moronic, not bright, numskulled, obtuse,… …   New thesaurus

  • Düll — ist der Familienname folgender Personen: Heinrich Düll (1867–1956), deutscher Bildhauer und Musiker der Prinzregentenzeit Rudolf Düll (1887–1979), deutscher Jurist Ruprecht Düll (* 1931), deutscher Botaniker Siehe auch Privatbrauerei Friedrich… …   Deutsch Wikipedia

  • Dull — Dull, v. t. [imp. & p. p. {Duller}; p. pr. & vb. n. {Dulling}.] 1. To deprive of sharpness of edge or point. This . . . dulled their swords. Bacon. [1913 Webster] Borrowing dulls the edge of husbandry. Shak. [1913 Webster] 2. To make dull, stupid …   The Collaborative International Dictionary of English

  • dull — (adj.) c.1200, stupid; early 13c., blunt, not sharp; rare before mid 14c., apparently from O.E. dol dull witted, foolish, or an unrecorded parallel word, or from M.L.G. dul slow witted, both from P.Gmc. *dulaz (Cf. O.Fris., O.S. dol foolish,… …   Etymology dictionary

  • Dull — Dull, v. i. To become dull or stupid. Rom. of R. [1913 Webster] …   The Collaborative International Dictionary of English

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