To take the toxins out of drinking water is an example of purify.
To go to church and be freed from sin is an example of purify.
Rituals to purify the soul.
Tried to purify the party of its dissenters.
Origin of purify
- Middle English purifien from Old French purifier from Latin pūrificāre pūrus clean pure -ficāre -fy
From American Heritage Dictionary of the English Language, 5th Edition