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Definition of Denature
1. Verb. Add nonfissionable material to (fissionable material) so as to make unsuitable for use in an atomic bomb.
2. Verb. Modify (as a native protein) especially by heat, acid, alkali, or ultraviolet radiation so that all of the original properties are removed or diminished.
3. Verb. Make (alcohol) unfit for drinking without impairing usefulness for other purposes.
Definition of Denature
1. v. t. To deprive of its natural qualities; change the nature of.
Definition of Denature
1. to deprive of natural qualities [v -TURED, -TURING, -TURES]
Medical Definition of Denature
1. To induce structural alterations that disrupt the biological activity of a molecule. Often refers to breaking hydrogen bonds between basepairsin double-stranded nucleicacid molecules to produce in single-strandedpolynucleotides or altering the secondary and tertiary structure of a protein, destroying itsactivity. (09 Oct 1997)