chill

1 lacking in friendliness or warmth of feeling were met with a chill gaze when they arrived home late from the party Synonyms antiseptic, arctic, brittle, cold, chilly, clammy, cold-blooded, cold-eyed, coldish, cool, frigid, frosty, frozen, gelid, glacial, hard-eyed, icy, unfriendly, unsympathetic, wintry (also wintery)Related Words bloodless, coldhearted, hard-hearted, heartless, kindless, pitiless, uncaring, unfeeling; reserved, soulless, undemonstrative, unemotional, unresponsive; apathetic, indifferent, unenthusiastic, uninterested; aloof, detached, dispassionate, impersonal, offish, standoffish; antisocial, unsociable, unsocialNear Antonyms compassionate, kind, kindhearted; demonstrative, emotional, expressive; eager, enthusiastic, passionateAntonyms cordial, friendly, genial, happy, hearty, sympathetic, warm, warm-blooded, warmhearted

2 uncomfortably cool this chill weather is making my teeth chatter Synonyms bitter, bleak, chilly, chilling, nipping, nippy, raw, sharpRelated Words bracing, brisk, crisp, invigorating, rigorous, snappy; arctic, bitter, cold, coolish, freezing, frigid, frosty, glacial, ice-cold, icy, numbing, polar, shivery, wintry (also wintery); subfreezing, subzero; frore, frosted, frozen, iced, refrigerated, unheatedNear Antonyms balmy, warm; lukewarm, tepid; heated, warmed

3 having a low or subnormal temperature no one should be coatless on a chill night as this Synonyms algid, arctic, bitter, bone-chilling, cold, chilly, coldish, cool, coolish, freezing, frigid, frosty, gelid, glacial, ice-cold, icy, nipping, nippy, numbing, polar, shivery, snappy, wintry (also wintery)Related Words cryogenic, subfreezing, subzero, ultracold; cutting, keen, penetrating, piercing, sharp; bracing, brisk, crisp, invigorating, rigorous; chilled, cooled, frosted, frozen, iced, refrigerated, unheatedNear Antonyms lukewarm, tepid; heated, overheated, reheated, warmed; snug, toasty, warm; feverish, flushed, inflamed (also enflamed); canicular, equatorial, muggy, steamy, summery, tropicalAntonyms ardent, blazing, boiling, broiling, burning, fervent, fervid, fiery, glowing, hot, igneous, molten, piping hot, red-hot, roasting, scalding, scorching, searing, seething, sizzling, sultry, sweltering, torrid, ultrahot, warming, white-hot

4 causing or marked by an atmosphere lacking in cheer the house's design may be cutting-edge, but it has a chill sterility about it that is anything but homey Synonyms black, bleak, cheerless, gloomy, Cimmerian, cloudy, cold, comfortless, dark, darkening, depressing, depressive, desolate, dire, disconsolate, dismal, drear, dreary, dreich [chiefly Scottish], elegiac (also elegiacal), forlorn, funereal, glum, godforsaken, gray (also grey), lonely, lonesome, lugubrious, miserable, morbid, morose, murky, plutonian, saturnine, sepulchral, solemn, somber (or sombre), sullen, sunless, tenebrific, tenebrous, wretchedRelated Words blue, dejected, depressed, despondent, disconsolate, down, droopy, hangdog, inconsolable, low, melancholic, melancholy, mirthless, sad, unhappy, woebegone, woeful; dim, discomfiting, discouraging, disheartening, dismaying, dispiriting, distressful, distressing, upsetting; desperate, hopeless, pessimistic; lamentable, mournful, plaintive, sorrowful; colorless, drab, dull; dour, grim, lowering (also louring), lowery (also loury), menacing, negative, oppressive, threateningNear Antonyms blithe, blithesome, buoyant, gay, jocund, jolly, joyful, joyous, merry, mirthful; encouraging, hopeful, optimistic; lighthearted, lightsomeAntonyms bright, cheerful, cheering, cheery, comforting, cordial, festive, friendly, gay, heartwarming, sunshiny

an uncomfortable degree of coolness there's a chill in the air, so you'd better wear a sweater Synonyms bite, bitterness, bleakness, chilliness, nip, nippiness, rawness, sharpness Related Words briskness, crispness; coldness, frigidity, frigidness, frostiness, gelidity, iciness, wintriness; cold, freeze, snap Near Antonyms balminess, warmness, warmth; heat, hotness, sultriness

1 to cause to lose heat chill the gelatin for two hours, until it sets Synonyms cool, refrigerateRelated Words air-condition; freeze, frost, ice, quick-freeze, supercool; ventilateNear Antonyms bake, boil, broil, steam; heat-treat, temper; microwaveAntonyms heat, toast, warm

2 to get rid of nervous tension or anxiety you want to hang out with us and just chill this weekend? Synonyms relax, chill out [slang], decompress, de-stress, loosen up, mellow (out), unwind, wind downRelated Words unbend; bask, kick back, loll, lounge, repose, rest; bum, dally, dawdle, dillydally, drone, footle, goof (off), hack (around), hang (around or out), idle, laze, loaf, vegetate, veg out, zone out; alleviate, comfort, ease, relieve; calm, compose, cool, quiet, settleAntonyms tense (up)

3 to lessen the courage or confidence of investors chilled by the floundering economy Synonyms discourage, daunt, demoralize, dishearten, dismay, dispirit, frustrate, unman, unnerveRelated Words browbeat, bully, cow, intimidate; depress, sadden, weigh; afflict, try; damp, dampen, deaden; distress, trouble; bother, irk, vex, worry; debilitate, enfeeble, undermine, weaken; frighten, horrify, scareNear Antonyms buoy (up), cheer, gladden; animate, enliven, invigorate; enforce, fortify, reinforce (also reenforce), strengthen; assure, reassure; boost, energize, excite, galvanize, inspire, lift, provoke, quicken, rally, stimulate, stirAntonyms embolden, encourage, hearten, nerve, steel

4 to spend time doing nothing instead of going out tonight, let's stay in and chill Synonyms bum, idle, dally, dawdle, dillydally, drone, footle, goof (off), hack (around), hang (around or out), hang about [British], kick around, kick back, laze, lazy, loaf, loll, lounge, veg outRelated Words fiddle (around), fool, mess, monkey, muck, piddle, play, potter (around), putter (around), trifle; doze, estivate (also aestivate), hibernate; lag, linger, loiter, poke, relax, rest, tarry; amble, mosey, saunter, stroll, swan; furlough, goldbrick, malinger, truantNear Antonyms drudge, grind, grub, hump, hustle, labor, moil, peg, plod, plow, plug, slave, sweat, toil, travail, work; apply, buckle (down); exert, put out