To free from dirt; to clean, to purify.
To spiritually purify; to free from guilt or sin; to purge.
To remove (something seen as unpleasant) from a person, place, or thing.
An act of cleansing; a purification.
To take away a natural characteristic or inherent property of (a thing or a person).
To combine fissile material with nonfissile material in order to prevent its use in an atomic weapon.
To alter its original form or state, especially of a protein, by heat, acidity etc.
To add something to (alcohol) that makes it unsuitable for consumption but leaves it suitable for most other purposes.