denatured

/diːˈneɪtʃərd/
adjective
  1. Describing a substance (especially alcohol) that has been made unfit for human consumption by adding a chemical.
    • The paint thinner is made from denatured ethanol.
    • Denatured alcohol is commonly used as a fuel for camping stoves.
    • You should never drink denatured alcohol because it contains toxic additives.
  2. Describing a protein or biological molecule that has lost its natural shape and function due to heat, chemicals, or other conditions.
    • The denatured protein in the cooked egg cannot return to its original liquid form.
    • When milk sours, its proteins become denatured and clump together.
    • The lab test uses denatured DNA to study genetic mutations.
  3. Changed from its original or natural state; altered in a way that reduces quality or value.
    • The denatured landscape after the mining operation was unrecognizable.
    • The denatured culture of the city lost its traditional charm.
    • Some critics say the film is a denatured version of the original novel.
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