verb (purifies, purifying, purified, purified) [VN]
1 to make sth pure by removing substances that are dirty, harmful or not wanted:
One tablet will purify a litre of water in 10 minutes.
2 to make sb pure by removing evil from their souls:
Hindus purify themselves by bathing in the river Ganges. * to purify the soul
3 ~ sth (from sth) (technical) to take a pure form of a substance out of another substance that contains it
purification noun [U]:
a water purification plant
