physiology The gradual lengthening of inactive muscle or muscle fibers.

Roget 840: amusement, entertainment, recreation, fun, game, fun and games; diversion, divertissement; reaction, solace; pastime, passetemps [Fr.], sport; labor of love; pleasure etc. 827.    relaxation; leisure etc. 685.    fun, frolic, merriment, jollity; joviality, jovialness^†; heyday; laughter etc. 838; jocosity, jocoseness^†; drollery, buffoonery, tomfoolery; mummery, pleasantry; wit etc. 842; quip, quirk.    [verbal expressions of amusement: list] giggle, titter, snigger, snicker, crow, cheer, chuckle, shout; horse laugh, belly laugh, hearty laugh; guffaw; burst of laughter, fit of laughter, shout of laughter, roar of laughter, peal of laughter; cachinnation^†; Kentish fire; tiger.    play; game, game at romps; gambol, romp, prank, antic, rig, lark, spree, skylarking, vagary, monkey trick, gambade, fredaine^†, escapade, echappee [Fr.], bout, espieglerie [Fr.]; practical joke etc. (ridicule) 856.    dance; hop, reel, rigadoon^†, saraband^†, hornpipe, bolero, ballroom dance; [ballroom dances: list], minuet, waltz, polka, fox trot, tango, samba, rhumba, twist, stroll, hustle, cha-cha; fandango, cancan; bayadere^†; breakdown, cake-walk, cornwallis [U.S.], break dancing; nautch-girl; shindig [U.S.]; skirtdance^†, stag dance, Virginia reel, square dance; galop^†, galopade^†; jig, Irish jig, fling, strathspey^†; allemande [Fr.]; gavot^†, gavotte, tarantella; mazurka, morisco^†, morris dance; quadrille; country dance, folk dance; cotillon, Sir Roger de Coverley; ballet etc. (drama) 599; ball; bal, bal masque, bal costume; masquerade; Terpsichore.    festivity, merrymaking; party etc. (social gathering) 892; blowout [U.S.], hullabaloo, hoedown, bat [U.S.], bum [U.S.], bust [Slang], clambake [U.S.], donation party [U.S.], fish fry [U.S.], jamboree [Slang], kantikoy^†, nautch^†, randy, squantum [U.S.], tear [Slang], Turnerfest^†, yule log; fete, festival, gala, ridotto^†; revels, revelry, reveling; carnival, brawl, saturnalia, high jinks; feast, banquet etc. (food) 298; regale, symposium, wassail; carouse, carousal; jollification, junket, wake, Irish wake, picnic, fete champetre [Fr.], regatta, field day; treat.    round of pleasures, dissipation, a short life and a merry one, racketing, holiday making.    rejoicing etc. 838; jubilee etc. (celebration) 883.    bonfire, fireworks, feu-de-joie, firecracker.    holiday; gala day, red letter day, play day; high days and holidays; high holiday, Bank holiday; May day, Derby day; Saint Monday, Easter Monday, Whit Monday; Bairam^†; wayz-goos^†, bean feast; Arbor Day, Declaration Day, Independence Day, Labor Day, Memorial Day, Thanksgiving Day; Mardi gras [Fr.], mi-careme [Fr.], feria [Lat.], fiesta.    place of amusement, theater; hall, concert room, ballroom, assemblyroom^†; music hall.    park, plaisance^†; national park, national forest, state park, county park, city park, vest-pocket park, public park (public) 737.1; arbor; garden etc. (horticulture) 371; pleasure ground, playground, cricketground, croquet ground, archery ground, hunting ground; tennis court, racket court; bowling alley, green alley; croquet lawn, rink, glaciarum^†, skating rink; roundabout, merry-go-round; swing; montagne Russe [Fr.].    game of chance, game of skill.    athletic sports, gymnastics; archery, rifle shooting; tournament, pugilism etc. (contention) 720; sports etc. 622; horse racing, the turf; aquatics etc. 267; skating, sliding; cricket, tennis, lawn tennis; hockey, football, baseball, soccer, ice hockey, basketball; rackets, fives, trap bat and ball, battledore and shuttlecock, la grace; pall-mall, tipcat^†, croquet, golf, curling, pallone^†, polo, water polo; tent pegging; tilting at the ring, quintain [Mediev.]; greasy pole; quoits, horseshoes, discus; rounders, lacrosse; tobogganing, water polo; knurr and spell^†.    [childrens' games] leapfrog, hop skip and jump; mother may I; French and English, tug of war; blindman's bluff, hunt the slopper^†, hide and seek, kiss in the ring; snapdragon; cross questions and crooked answers.   ; crisscross, hopscotch; jacks, jackstones^†, marbles; mumblety-peg, mumble-the-peg, pushball, shinney, shinny, tag &c.; billiards, pool, pingpong, pyramids, bagatelle; bowls, skittles, ninepins, kain^†, American bowls^†; tenpins [U.S.], tivoli.    cards, card games; whist, rubber; round game; loo, cribbage, besique^†, euchre, drole^†, ecarte [Fr.], picquet^†, allfours^†, quadrille, omber, reverse, Pope Joan, commit; boston, boaston^†; blackjack, twenty-one, vingtun [Fr.]; quinze [Fr.], thirty-one, put, speculation, connections, brag, cassino^†, lottery, commerce, snip-snap-snoren^†, lift smoke, blind hookey, Polish bank, Earl of Coventry, Napoleon, patience, pairs; banker; blind poker, draw poker, straight poker, stud poker; bluff, bridge, bridge whist; lotto, monte, three-card monte, nap, penny-ante, poker, reversis^†, squeezers, old maid, fright, beggar-my-neighbor; baccarat.    [cards: list] ace, king, queen, knave, jack, ten, nine, eight, seven, six, five, four, trey, deuce; joker; trump, wild card.    [card suits: list] spades, hearts, clubs, diamonds; major suit, minor suit.    bower; right bower, left bower; dummy; jackpot; deck.    [hands at poker: list] pair, two pair, three of a kind, straight, flush, full-house, four of a kind, royal flush; misere &c.. [board games: list] chess, draughts, checkers, checquers, backgammon, dominos, merelles^†, nine men's morris, go bang, solitaire; game of fox and goose; monopoly; loto &c.; [word games: list], scrabble, scribbage, boggle, crossword puzzle, hangman.    morra^†; gambling etc. (chance) 621.    toy, plaything, bauble; doll etc. (puppet ) 554; teetotum^†; knickknack etc. (trifle) 643; magic lantern etc. (show) 448; peep show, puppet show, raree show, gallanty show^†; toy shop; quips and cranks and wanton wiles, nods and becks quips and cranks and wanton wiles, nods and becks and wreathed smiles" [Milton]. entertainer, showman, showgirl; dancer, tap dancer, song-and-dance man; vaudeville act; singer; musician etc. 416.    sportsman, gamester, reveler; master of ceremonies, master of revels; pompom girl^†; arbiter elegantiarum [Lat.]; arbiter bibendi [Lat.], archer, fan [U.S.], toxophilite^†, turfman^†.    ... show more

Roget 927: dereliction of duty; fault etc. (guilt) 947; sin etc. (vice) 945; non-observance, non-performance; neglect, relaxation, infraction, violation, transgression, failure, evasion; dead letter.    ... show more

Roget 683: inactivity; inaction etc. 681; inertness etc. 172; obstinacy etc. 606.    lull etc. (cessation) 142; quiescence etc. 265; rust, rustiness.    idleness, remissness etc. adj.; sloth, indolence, indiligence^†; dawdling etc. v.. ergophobia^†, otiosity^†.    dullness etc. adj.; languor; segnity^†, segnitude^†; lentor^†; sluggishness etc. (slowness) 275; procrastination etc. (delay) 133; torpor, torpidity, torpescence^†; stupor etc. (insensibility) 823; somnolence; drowsiness etc. adj.; nodding etc. v.; oscitation^†, oscitancy^†; pandiculation^†, hypnotism, lethargy; statuvolence heaviness^†, heavy eyelids.    sleep, slumber; sound sleep, heavy sleep, balmy sleep; Morpheus; Somnus; coma, trance, ecstasis^†, dream, hibernation, nap, doze, snooze, siesta, wink of sleep, forty winks, snore; hypnology^†.    dull work; pottering; relaxation etc. (loosening) 47; Castle of Indolence.    [Cause of inactivity] lullaby, sedative, tranquilizer, hypnotic, sleeping pill, relaxant, anaesthetic, general anaesthetic etc. 174; torpedo.    [person who is inactive] idler, drone, droil^†, dawdle, mopus^†; do-little faineant [Fr.], dummy, sleeping partner; afternoon farmer; truant etc. (runaway) 623; bummer^†, loafer, goldbrick, goldbicker, lounger, lazzarone [It]; lubber, lubbard^†; slow coach etc. (slow.) 275; opium eater, lotus eater; slug; lag^†, sluggard, slugabed; slumberer, dormouse, marmot; waiter on Providence, fruges consumere natus [Lat.].    ... show more

Roget 174: moderation, lenity etc. 740; temperateness, gentleness etc. adj.; sobriety; quiet; mental calmness etc. (inexcitability) 826^†.    moderating etc. v.; anaphrodisia^†; relaxation, remission, mitigation, tranquilization^†, assuagement, contemporation^†, pacification.    measure, juste milieu [Fr.], golden mean, ariston metron [Gr.].    moderator; lullaby, sedative, lenitive, demulcent, antispasmodic, carminative, laudanum; rose water, balm, poppy, opiate, anodyne, milk, opium, poppy or mandragora;" wet blanket; palliative.    ... show more

Roget 160: weakness etc. adj.; debility, atony^†, relaxation, languor, enervation; impotence etc. 158; infirmity; effeminacy, feminality^†; fragility, flaccidity; inactivity etc. 683.    anaemia, bloodlessness, deficiency of blood, poverty of blood.    declension of strength, loss of strength, failure of strength; delicacy, invalidation, decrepitude, asthenia^†, adynamy^†, cachexy^†, cachexia [Med.], sprain, strain.    reed, thread, rope of sand, house of cards.    softling^†, weakling; infant etc. 129; youth etc. 127.    ... show more

Polish: relaksacja

physics The exponential return of a system to equilibrium after a disturbance.

synonym: relaxation behavior.

A feeling of refreshing tranquility and an absence of tension or worry.

synonym: easiness.

Polish: odprężenie, relaks, relaksacja, rozluźnienie, spadek napięcia, ukojenie, ulga, uspokojenie, wyciszenie, wytchnienie

An occurrence of control or strength weakening:
— The relaxation of requirements.

synonyms: loosening, slackening.

Roget 738: laxity; laxness, looseness, slackness; toleration etc. (lenity) 740; freedom etc. 748.    anarchy, interregnum; relaxation; loosening etc. v.; remission; dead letter, brutum fulmen [Lat.], misrule; license, licentiousness; insubordination etc. (disobedience) 742; lynch law etc. (illegality) 964; nihilism, reign of violence.    [Deprivation of power] dethronement, deposition, usurpation, abdication.    ... show more

Roget 47: nonadhesion^†; immiscibility; incoherence; looseness etc. adj.; laxity; relaxation; loosening etc. v.; freedom; disjunction etc. 44; rope of sand.    ... show more

Freedom from activity (work or strain or responsibility).

synonyms: ease, repose, rest.

Roget 687: repose, rest, silken repose; sleep etc. 683.    relaxation, breathing time; halt, stay, pause etc. (cessation) 142; respite.    day of rest, dies non, Sabbath, Lord's day, holiday, red-letter day, vacation, recess.    ... show more

Roget 685: leisure; convenience; spare time, spare hours, spare moments; vacant hour; time, time to spare, time on one's hands; holiday, relaxation etc. (rest) 687; otium cum dignitate [Lat.] [Cicero], ease.    no hurry; no big rush; no deadline.    ... show more

Dutch: nachtrust
Polish: zrelaksowanie, odprężenie, wyluzowanie, rozluźnienie

A method of solving simultaneous equations by guessing a solution and then reducing the errors that result by successive approximations until all the errors are less than some specified amount.

synonym: relaxation method.

The act of making less strict.

synonyms: liberalisation, liberalization.

Dutch: liberalisering, versoepeling
Polish: liberalizacja