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 the Appendix of Indo-European roots.]
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