1. to make something clean or pure by removing dirt, harmful substances, or unwanted elements
2. to make something morally or spiritually clean
Usage: often religious or spiritual contexts

Examples

• The water treatment plant purifies drinking water for the entire city.
• Scientists use special filters to purify the air in the laboratory.
• The refinery purifies crude oil into gasoline and other products.
• Many people believe meditation can purify the mind and soul.
• The priest performed a ritual to purify the sacred space.
• Boiling water for ten minutes will purify it and make it safe to drink.