pyrolysis
noun Etymology: New Latin Date: circa 1890 chemical change brought about by the action of heat • pyrolytic adjectivepyrolytically adverb

New Collegiate Dictionary. 2001.

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  • Pyrolysis — is the chemical decomposition of organic materials by heating in the absence of oxygen or any other reagents, except possibly steam.It is used in chemical analysis to break down complex matter into simpler molecules for identification, for… …   Wikipedia

  • pyrolysis — 1890, from PYRO (Cf. pyro ) + LYSIS (Cf. lysis) …   Etymology dictionary

  • pyrolysis — [pī räl′ə sis] n. [ModL: see PYRO & LYSIS] chemical decomposition of a substance by heat: see CALCINE pyrolytic [pī΄rō lit′ik] adj. pyrolytically adv …   English World dictionary

  • Pyrolysis —   The transformation on a compound or material into one or more substances by heat alone (without oxidation). Often called destructive distillation. Pyrolysis of biomass is the thermal degradation of the material in the absence of reacting gases …   Energy terms

  • pyrolysis —    Decomposition by the application of or as a result of heat. The breaking apart of complex molecules into simpler units by the use of heat, as in the pyrolysis of heavy oil to make gasoline …   Forensic science glossary

  • pyrolysis — pirolizė statusas T sritis Standartizacija ir metrologija apibrėžtis Medžiagų skaidymas aukštoje temperatūroje be oro. atitikmenys: angl. pyrolysis; thermolysis vok. Pyrolyse, f rus. пирогенное разложение, n; пиролиз, m; термолиз, m pranc.… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • pyrolysis — pirolizė statusas T sritis chemija apibrėžtis Organinių medžiagų skaidymas aukštoje temperatūroje be oro. atitikmenys: angl. pyrolysis; thermolysis rus. пирогенное разложение; пиролиз; термолиз ryšiai: sinonimas – termolizė sinonimas –… …   Chemijos terminų aiškinamasis žodynas

  • pyrolysis — pyrolytic /puy reuh lit ik/, adj. /puy rol euh sis/, n. Chem. 1. the subjection of organic compounds to very high temperatures. 2. the resulting decomposition. [1885 90; PYRO + LYSIS] * * * …   Universalium

  • pyrolysis — noun /pɪˈɹɒlɪsɪs,paɪˈɹɒlɪsɪs/ The decomposition of a material or compound due to heat in the absence of oxygen or any other reagents See Also: pyrolyse, pyrolyze, pyrolytic, pyrolytically, pyro …   Wiktionary

  • pyrolysis — Decomposition of a substance by heat. [pyro + G. lysis, dissolution] * * * py·rol·y·sis pī räl ə səs n, pl y·ses .sēz chemical change brought about by the action of heat py·ro·lyt·ic .pī rə lit ik adj * * * …   Medical dictionary

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