verb \(ˈ)dē-ˈnā-chər\
de·na·turedde·na·tur·ing \-ˈnāch-(ə-)riŋ\

Definition of DENATURE

transitive verb
: to deprive of natural qualities: as a : to make (alcohol) unfit for drinking (as by adding an obnoxious substance) without impairing usefulness for other purposes b : to modify the molecular structure of (as a protein or DNA) especially by heat, acid, alkali, or ultraviolet radiation so as to destroy or diminish some of the original properties and especially the specific biological activity
intransitive verb
: to become denatured

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