vindicate

meaning in plain English

To prove someone was right when others doubted or accused them.

Picture a courtroom where the jury finally vindicates the accused, proving they were right all along.

for example

After years of being blamed, the new evidence finally helped to vindicate him in front of his whole family.

Imagine you were accused of breaking a window, but later someone else confessed. When the truth comes out, it vindicates you—it shows you were never at fault in the first place.