Denature

/diːˈneɪtʃər/

Meaning & Definition

verb
To alter the natural qualities of a substance, typically making it unsuitable for its original purpose.
The process of cooking an egg denatures the proteins, changing their structure.
To remove the natural characteristics of a substance, especially in a chemical context.
Alcohol can be denatured to prevent it from being consumed as a beverage.
In the context of DNA, to separate the strands, disrupting the double helix structure.
Heat can denature the DNA, causing the strands to unwind and separate.
To make a molecule or structure ineffective or inactive.
Certain solvents can denature enzymes, rendering them unable to catalyze reactions.

Etymology

From the prefix 'de-' meaning 'removal' and 'nature'.

Common Phrases and Expressions

denatured alcohol:
Alcohol that has been treated to make it unfit for consumption.
denatured proteins:
Proteins that have lost their natural structure but are still functional.

Related Words

Slang Meanings

To mess with something's natural state.
They totally denatured that song by remixing it.
To take away the original essence.
The movie really denatured the book's plot.