denature

denature
de·na·ture (')dē-'nā-chər vb, de·na·tured; de·na·tur·ing -'nāch-(ə-)riŋ vt 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) esp. by heat, acid, alkali, or ultraviolet radiation so as to destroy or diminish some of the original properties and esp. the specific biological activity vi to become denatured

Medical dictionary. 2011.

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  • dénaturé — dénaturé, ée [ denatyre ] adj. • XIIIe; de dénaturer 1 ♦ Qui a subi la dénaturation. Alcool, sel, sucre dénaturé. 2 ♦ Altéré jusqu à perdre les caractères considérés comme naturels, chez l homme. Goûts dénaturés. ⇒ dépravé, pervers. Mœurs… …   Encyclopédie Universelle

  • dénaturé — dénaturé, ée (dé na tu ré, rée) part. passé. 1°   Dont on a changé la nature. De l alcool dénaturé. Des biens dénaturés. 2°   Dépravé. Enfant dénaturé. âme dénaturée. •   Et je pourrais aimer des fils dénaturés !, CORN. Rodog. IV, 3. •   Serai je …   Dictionnaire de la Langue Française d'Émile Littré

  • denaturé — Denaturé, [denatur]ée. adj. Qui manque d affection & de tendresse pour ses plus proches parents. Enfant denaturé. fils denaturé qui maltraite son pere & sa mere. pere denaturé, mere denaturée, qui laisse mourir ses enfants de faim. Il sign. aussi …   Dictionnaire de l'Académie française

  • Denature — De*na ture, v. t. [De + nature.] To deprive of its natural qualities; change the nature of. [Webster 1913 Suppl.] 2. to render (ethyl alcohol) unfit to drink by adding in toxic or unpalatable substances (such as benzene or pyridine) which… …   The Collaborative International Dictionary of English

  • Denature — De*na ture, v. i. To become denatured. [PJC] …   The Collaborative International Dictionary of English

  • denature — I verb adulterate, alter, attemper, bemingle, blend, change, cheapen, convert, corrupt, deform, denaturalize, devalue, dilute, disguise, distort, doctor, impair, infuse, intermix, introduce changes, invalidate, make impure, make lower in quality …   Law dictionary

  • denature — 1878, in modern sense, from Fr. dénaturer (O.Fr. desnaturer change the nature of; make unnatural ); see DE (Cf. de ) + NATURE (Cf. nature). Earlier to make unnatural (1680s). Related: Denatured …   Etymology dictionary

  • denature — ► VERB 1) take away or alter the natural qualities of. 2) make (alcohol) unfit for drinking by adding poisonous or foul tasting substances. DERIVATIVES denaturation noun …   English terms dictionary

  • denature — [dē nā′chər] vt. denatured, denaturing [ML denaturare: see DE & NATURE] 1. to change the nature of; take natural qualities away from 2. to make (alcohol, etc.) unfit for human consumption without spoiling for other uses 3. to change the structure …   English World dictionary

  • denature — verb (denatured; denaturing) Date: 1685 transitive verb 1. dehumanize 2. to deprive of natural qualities ; change the nature of: as a. to make (alcohol) unfit for drinking (as by adding an obnoxious s …   New Collegiate Dictionary

  • denature — denaturant, n. denaturation, n. /dee nay cheuhr/, v.t., denatured, denaturing. 1. to deprive (something) of its natural character, properties, etc. 2. to render (any of various alcohols) unfit for drinking by adding an unwholesome substance that… …   Universalium

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