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tr.v. vin·di·cat·ed, vin·di·cat·ing, vin·di·cates
1. To clear of accusation, blame, suspicion, or doubt with supporting arguments or proof: "Our society permits people to sue for libel so that they may vindicate their reputations" (Irving R. Kaufman).
2. To defend, maintain, or insist on the recognition of (one's rights, for example).
3. To demonstrate or prove the value or validity of; justify: The results of the experiment vindicated her optimism.
4. Obsolete To exact revenge for; avenge.

[Latin vindicāre, vindicāt-, from vindex, vindic-, surety, avenger; see deik- in Indo-European roots.]

vin′di·ca′tor n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.vindicator - a person who argues to defend or justify some policy or institutionvindicator - a person who argues to defend or justify some policy or institution; "an apologist for capital punishment"
advocate, advocator, exponent, proponent - a person who pleads for a cause or propounds an idea
References in classic literature ?
Heaven wished to raise up for that oppressed child an avenger, or a supporter, or vindicator, if you prefer it.
Among others, to show the whimsicality of their deadly seriousness, may be mentioned the following: The Bleeding Hearts, Sons of the Morning, the Morning Stars, The Flamingoes, The Triple Triangles, The Three Bars, The Rubonics, The Vindicators, The Comanches, and the Erebusites.
Commercial; Tribune Chronicle, Warren; Ohio, Vindicator Printing, Youngstown, Ohio; and Toronto Star.
and a man wearing a bandanna and a bulletproof vest approached them on their porch and "screamed that he wanted all their money and threatened them with the gun," reported the Vindicator.
Nor was the world in its sorry state averse to listening: "The Church has achieved so lofty a pinnacle of prestige that her solemn pronouncements are treated with the highest respect by all prudent men, who regard her as a spokesman and defender for morality and a vindicator of the rights and duties of individuals and of nations" (Humanae salutis).
De Souza, who writes for the Vindicator of Youngstown, Ohio, and David Betras, a local attorney, were providing live analysis for the "Traficant Task Force," a catchphrase the Youngstown NBC affiliate coined for its coverage of the Ohio Democrat's federal trial, conviction on corruption charges and subsequent expulsion from Congress.
Nemenyi, was industrial and politics writer and editor of The Vindicator for many years.
One element deserving exploration is the affinity between Daniel O'Connell's radical Irish goals and O'Callaghan's views as expressed in his 1833-34 Vindicator editorials.
He showed MPs a copy of Gun Mart and Accessories magazine, advertising a foot-long Vindicator "special operation" knife for pounds 145.
In Youngstown, Ohio, the Vindicator combatted the Klan at every opportunity; it would have welcomed any violent or vigilante-type activities on the part of the Klan and the possibility of exposing the seamier side of its work.
According to Sam Whitney, president of Vindicator Inc.
With the announcement of the construction of the Vindicator facility in Mulberry, FL, we ran a survey in the newsletter to explore interest and attitudes of our customers concerning irradiation of fresh produce.