The act of reversing; the causing to move or face in an opposite direction, or to stand or lie in an inverted position; as, the reversal of a rotating wheel; the reversal of objects by a convex lens. [1913 Webster]
A change or overthrowing; as, the reversal of a judgment, which amounts to an official declaration that it is false; the reversal of an attainder, or of an outlawry, by which the sentence is rendered void. Blackstone. [1913 Webster]

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THESAURUS

reversal

abolishment, abolition, about-face, about-turn, abrogation, accommodation, adaptation, adjustment, afterthoughts, alchemy, alteration, amelioration, annulment, apostasy, assimilation, assumption, atavism, back track, back trail, backing, backing off, backing out, backing up, backset, backsliding, backup, backward deviation, bafflement, balk, becoming, better thoughts, betterment, bouleversement, break, cancel, canceling, cancellation, cassation, change, change of heart, change of mind, change-over, changeableness, check, checkmate, comedown, confusion, constructive change, continuity, conversion, countermand, counterorder, defeasance, defection, degeneration, degenerative change, descent, deterioration, deviation, difference, discomfiture, discontinuity, disenchantment, divergence, diversification, diversion, diversity, down, ectropion, eversion, falling back, fitting, flip, flip-flop, foil, frustration, gradual change, growth, improvement, introversion, intussusception, invagination, invalidation, inversion, lapse, mature judgment, melioration, mitigation, modification, modulation, naturalization, nullification, overthrow, overturning, passage, progress, pronation, qualification, radical change, re-creation, re-formation, realignment, rebuff, recall, recantation, recidivation, recidivism, reclamation, reconversion, recrudescence, recurrence, redesign, reduction, reform, reformation, regress, regression, rehabilitation, reinstatement, relapse, remaking, renege, renewal, repeal, repulse, rescinding, rescindment, rescission, reshaping, resolution, restitution, restoration, restructuring, resupination, retraction, retrocession, retroflexion, retrogradation, retrogression, retroversion, return, returning, reverse, reverse of fortune, reversing, reversion, reverting, revival, revivification, revocation, revoke, revokement, revolution, revulsion, right-about, right-about-face, rout, second thoughts, setback, setting aside, severe check, shift, slipping back, sudden change, supination, suspension, swingaround, switch, switch-over, tergiversating, tergiversation, throwback, topsy-turviness, topsy-turvydom, total change, transformation, transit, transition, transposal, transposition, turn, turnabout, turnaround, turning, turning back, turning backwards, turning inside out, turning into, turning inward, turning over, upheaval, vacation, vacatur, variation, variety, violent change, voidance, voiding, volte-face, waiver, waiving, withdrawal, worsening, write-off

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ROGET THESAURUS

reversal

Tergiversation

N tergiversation, change of mind, change of intention, change of purpose, afterthought, tergiversation, recantation, palinode, palinody, renunciation, abjuration, abjurement, defection, going over, apostasy, retraction, retractation, withdrawal, disavowal, revocation, revokement, reversal, repentance, redintegratio amoris, coquetry, vacillation, backsliding, volte-face, turn coat, turn tippet, rat, apostate, renegade, convert, pervert, proselyte, deserter, backslider, blackleg, crawfish, scab, mugwump, recidivist, time server, time pleaser, timist, Vicar of Bray, trimmer, ambidexter, weathercock, Janus, changeful, irresolute, ductile, slippery as an eel, trimming, ambidextrous, timeserving, coquetting, revocatory, reactionary, a change came o'er the spirit of my dream.

Inversion

N inversion, eversion, subversion, reversion, retroversion, introversion, contraposition, contrariety, reversal, turn of the tide, overturn, somersault, somerset, summerset, culbute, revulsion, pirouette, transposition, transposal, anastrophy, metastasis, hyperbaton, anastrophe, hysteron proteron, hypallage, synchysis, tmesis, parenthesis, metathesis, palindrome, pronation and supination, inverted, wrong side out, wrong side up, inside out, upside down, bottom upwards, keel upwards, supine, on one's head, topsy-turvy, sens dessus dessous, inverse, reverse, opposite, top heavy, inversely, hirdy-girdy, heels over head, head over heels.

Regression

N regress, regression, retrocession, retrogression, retrograduation, retroaction, reculade, retreat, withdrawal, retirement, remigration, recession, recess, crab-like motion, refluence, reflux, backwater, regurgitation, ebb, return, resilience reflection, reflexion (recoil), flip-flop, volte-face, counter motion, retrograde motion, backward movement, motion in reverse, counter movement, counter march, veering, tergiversation, recidivation, backsliding, fall, deterioration, recidivism, recidivity, reversal, relapse, turning point, receding, retrograde, retrogressive, regressive, refluent, reflex, recidivous, resilient, crab-like, balky, reactionary, back, backwards, reflexively, to the right about, a reculons, a rebours, revenons a nos moutons, as you were.

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