denature

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denature

[dē′nā·chər]
(chemistry)
To change a protein by heating it or treating it with alkali or acid so that the original properties such as solubility are changed as a result of the protein's molecular structure being changed in some way.
To add a denaturant, such as methyl alcohol, to grain alcohol to make the grain alcohol poisonous and unfit for human consumption.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Sample Cases: The Globalization Strategy Denatures Small Business
Invite par la quatrieme commission de la decolonisation, a publier une note sur des propos denatures, attribues aux petitionnaires sur le Sahara Occidental, la representante du secretariat a tenu a presenter ses excuses a l'Algerie en indiquant que les communiques de presse en question ont ete effectivement corriges.
At 45 degrees C, blood denatures, it cooks on to instruments and becomes highly insolvent, making removal very difficult.