/ ˌdiːˈtɒksɪfaɪ; NAmE -ˈtɑːks-/ verb ( de·toxi·fies , de·toxi·fy·ing , de·toxi·fied , de·toxi·fied ) [ vn ]
1.
to remove harmful substances or poisons from sth
2.
to treat sb in order to help them stop drinking too much alcohol or taking drugs
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WORD ORIGIN
early 20th cent.: from de- (expressing removal) + Latin toxicum poison + -fy .