1. the process of removing dirt, contamination, or unwanted substances to make something clean or pure
2. the act of freeing someone or something from sin, guilt, or moral corruption
Usage: religious; spiritual

Examples

• The water purification system removes harmful bacteria and chemicals.
• Air purification devices help reduce allergens in the home.
• The purification of metals requires high temperatures.
• Many religions include rituals of spiritual purification.
• The purification process takes several hours to complete.
• Blood purification is performed by the kidneys.
• The ceremony involved purification through prayer and fasting.