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vindicate

vin·di·cate

vindicate

 
pronunciation:
vIn dih keIt
part of speech: transitive verb
inflections: vindicated, vindicates, vindicating
definition 1: to free from an accusation, suspicion, or doubt by indisputable proof.
The testimony of the surprise witness vindicated the innocent man.
synonyms:
exonerate, justify
similar words:
absolve, acquit, clear, exculpate, excuse, free
definition 2: to show the validity of; justify.
The experiment vindicated her theory.
synonyms:
justify, validate
similar words:
authenticate, confirm, corroborate, defend, excuse, prove, substantiate, uphold, verify
derivation: vindicator (n.)