Verb

To clear from an accusation, suspicion or criticism.

to vindicate someone's honor

To justify by providing evidence.

to vindicate a right, claim or title

* {{quote-news

, year=2012 , date=June 19 , author=Phil McNulty , title=England 1-0 Ukraine , work=BBC Sport citation , page= , passage=The Ukrainians immediately demanded a goal and their claims were vindicated as replays showed the ball crossed the line before Terry's intervention.}}

To maintain or defend a cause against opposition.

to vindicate the rights of labor movement in developing countries

To provide justification for.

The violent history of the suspect vindicated the use of force by the police.

To lay claim to; to assert a right to; to claim.

(obsolete) To liberate; to set free; to deliver.

(obsolete) To avenge; to punish

A war to vindicate infidelity.

Verb

(rebutt)

To drive back or beat back; to repulse.

* Spenser

Who him, recount'ring fierce, as hawk in flight, / Perforce rebutted back.

(senseid)To deny the truth of something, especially by presenting arguments that disprove it.