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validate - 18 thesaurus results
Main Entry: validate
Part of Speech: verb
Definition: ascertain the truth, authenticity of something
Synonyms: John Hancock*, approve, authenticate, authorize, bear out, certify, confirm, constitute, corroborate, endorse, justify, legalize, okay*, ratify, sanction, substantiate, verify, give stamp of approval, give the go-ahead, give the green light, give the nod, legitimize, make binding, make legal, make stick, rubber-stamp, set seal on, sign off on
Antonyms: refuse, reject, veto
Main Entry: authenticate
Part of Speech: verb
Definition: establish as real, genuine
Synonyms: accredit, attest, authorize, bear out, certify, confirm, corroborate, endorse, guarantee, justify, prove, substantiate, validate, verify, vouch, warrant
Main Entry: bear out
Part of Speech: verb
Definition: substantiate
Synonyms: authenticate, confirm, corroborate, endorse, justify, prove, substantiate, support, uphold, validate, verify, vindicate
Main Entry: certify
Part of Speech: verb
Definition: declare as true
Synonyms: accredit, approve, ascertain, assure, attest, authenticate, authorize, aver, avow, commission, confirm, corroborate, endorse, guarantee, license, notify, okay, profess, reassure, sanction, show, state, swear, testify, validate, verify, vouch, witness, rubber-stamp
Antonyms: contradict, counteract, deny, disavow, discredit, invalidate, reject, repudiate
Main Entry: corroborate
Part of Speech: verb
Definition: back up information, story
Synonyms: approve, authenticate, bear out, certify, check out, confirm, document, endorse, establish, justify, okay, prove, ratify, strengthen, substantiate, support, sustain, validate, verify, check on, check up, declare true, double check, give nod, rubber-stamp
Notes: corroborate is used in a narrower context, usually by way of providing support for testimony in a legal proceeding; confirm is to lend support to a much wider array of things
Antonyms: contradict, deny, disallow, disclaim, refute, reject
Main Entry: justify
Part of Speech: verb
Definition: legitimize, substantiate
Synonyms: absolve, acquit, advocate, alibi*, answer for, approve, assert, bear out, brief, claim, clear, condone, confirm, contend, cop a plea, countenance, crawl, defend, establish, exculpate, excuse, exonerate, explain, favor, legalize, maintain, palliate, pardon, plead, rationalize, rebut, square, support, sustain, uphold, validate, verify, vindicate, warrant, apologize for, argue for, be answerable for, do justice to, make allowances, make good, show cause, speak in favor, stand up for
Main Entry: notarize
Part of Speech: verb
Definition: certify
Synonyms: attest, authenticate, document, endorse, register, swear, validate, verify, witness, sign and seal
Main Entry: prove
Part of Speech: verb
Definition: establish facts; put to a test
Synonyms: affirm, analyze, ascertain, assay, attest, authenticate, back, bear out, certify, check, confirm, convince, corroborate, declare, demonstrate, determine, document, end up, evidence, evince, examine, experiment, explain, find, fix, justify, manifest, pan out*, result, settle, show, substantiate, sustain, test, testify, trial, try, turn out, uphold, validate, verify, warrant, witness, add up, have a case, make evident, show clearly, show once and for all
Antonyms: discredit, disprove, theorize, hypothesize
Main Entry: ratify
Part of Speech: verb
Definition: affirm, authorize
Synonyms: accredit, approve, authenticate, bear out, bind, bless, certify, commission, confirm, consent, corroborate, endorse, establish, go for*, license, okay*, rubber stamp*, sanction, sign, substantiate, uphold, validate, give stamp of approval
Antonyms: deny, disaffirm, disagree, renounce, revoke, veto
Main Entry: substantiate
Part of Speech: verb
Definition: back up a statement, idea
Synonyms: actualize, affirm, approve, authenticate, bear out, check out, complete, confirm, corroborate, debunk, demonstrate, establish, incarnate, justify, manifest, materialize, objectify, personify, prove, ratify, realize, support, test, try, try on, validate, verify, attest to, check up, reify, try out
Antonyms: break, disprove
Main Entry: test
Part of Speech: verb
Definition: examine, quiz
Synonyms: analyze, assay, assess, check, confirm, demonstrate, experiment, inquire, investigate, look into, prove, question, substantiate, try, try on, validate, verify, experimentalize, give a tryout, make a trial run, match up, prove out, put to the test, run idea by someone, run it up a flagpole, see how it flies, see how wind blows, send up a balloon, shake down*, stack up, try on for size, try out
Main Entry: declare
Part of Speech: verb
Definition: make known clearly or officially
Synonyms: acknowledge, advance, advocate, affirm, allege, announce, argue, assert, attest, aver, avow, blaze, certify, cite, claim, confess, confirm, contend, convey, demonstrate, disclose, enunciate, inform, insist, maintain, manifest, notify, pass, proclaim, profess, promulgate, pronounce, publish, render, repeat, reveal, show, sound, state, stress, swear, tell, testify, validate, vouch, allegate, asservate, be positive, bring forward, give out, propound, put forward, reaffirm, reassert, set forth
Antonyms: deny, disavow, retract
Main Entry: demonstrate
Part of Speech: verb
Definition: display, show
Synonyms: authenticate, determine, establish, evidence, evince, exhibit, expose, flaunt, indicate, make out, manifest, prove, show and tell*, test, trot out*, try, validate, make evident, roll out*, testify to
Antonyms: conceal, hide
Main Entry: sustain
Part of Speech: verb
Definition: keep up, maintain
Synonyms: aid, approve, assist, back, bankroll, bear, befriend, bolster, brace, buoy, buttress, carry, comfort, confirm, continue, convey, defend, endorse, favor, feed, foster, go for, help, lug, nourish, nurse, nurture, pack, preserve, prolong, prop, protract, ratify, relieve, save, supply, support, transfer, transport, uphold, validate, verify, keep alive, keep from falling, keep going, lend a hand, provide for, shore up, stand by, stick up for, tote
Antonyms: discontinue, halt, stop
Main Entry: approve
Part of Speech: verb
Definition: allow, authorize
Synonyms: accede, accept, accredit, acquiesce, advocate, affirm, agree, assent, authorize, back*, bless*, boost, buy, certify, charter, concur, confirm, consent, dig*, empower, encourage, endorse, establish, groove*, license, maintain, mandate, okay, permit, pronounce, ratify, recommend, sanction, seal, second, sign, support, thumbs up*, uphold, validate, buy into, get behind, give go-ahead, go along with, hats off to, lap up, make law, make valid, push for, sign off on, stump for, subscribe to
Antonyms: disallow, disapprove, invalidate, oppose, refuse, reject
Main Entry: establish
Part of Speech: verb
Definition: authenticate; demonstrate
Synonyms: ascertain, authorize, base, certify, confirm, constitute, corroborate, decree, determine, discover, enact, find out, formulate, learn, legislate, make, make out, predicate, prescribe, prove, ratify, rest, show, stay, substantiate, validate, verify, circumstantiate, disambiguate
Antonyms: confuse, disprove, invalidate
Main Entry: seal
Part of Speech: verb
Definition: ensure, finalize
Synonyms: assure, attest, authenticate, clinch, conclude, confirm, consummate, establish, ratify, settle, stamp, validate, shake hands on
Antonyms: delay, put off, refuse
Main Entry: pass
Part of Speech: verb
Definition: enact, legislate
Synonyms: accept, adopt, approve, authorize, carry, decree, engage, establish, ordain, pledge, promise, ratify, sanction, undertake, validate, be established, be ordained, be sanctioned, become law, become ratified, become valid, vote in
Antonyms: deny, refuse, veto
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