racemism

racemism
/ras"euh miz'euhm, ray see"miz euhm/, n. Chem.
(of a compound) the state of being optically inactive and separable into two other substances of the same chemical composition as the original substance, one of which is dextrorotatory and the other levorotatory, as racemic acid.
[1895-1900; RACEME + -ISM]

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Universalium. 2010.

Look at other dictionaries:

  • racemism — [ras′ə miz΄əm, rā sē′miz΄əm] n. 1. the quality or condition of being racemic 2. RACEMIZATION …   English World dictionary

  • racemism — racemija statusas T sritis chemija apibrėžtis Optinio aktyvumo išnykimas dėl racemizacijos. atitikmenys: angl. racemism rus. рацемия …   Chemijos terminų aiškinamasis žodynas

  • racemism — n. (about a chemical compound) quality of being optically inactive because containing equal amounts of levorotatory and dextrorotatory isomers of the same compound (Chemistry) …   English contemporary dictionary

  • racemism — rac·e·mism …   English syllables

  • racemism — /ˈræsəmɪzəm/ (say rasuhmizuhm), /rəˈsimɪzəm/ (say ruh seemizuhm) noun the character of an optically inactive substance (as racemic acid) separable into two other substances, of the same chemical composition as the original substance, one of which …   Australian-English dictionary

  • racemism — ˈrasəˌmizəm noun ( s) Etymology: racemic + ism : the quality or state of being racemic * * * /ras euh miz euhm, ray see miz euhm/, n. Chem. (of a compound) the state of being optically inactive and separable into two other substances of the same… …   Useful english dictionary

  • optical isomerism — Chem. stereoisomerism in which the isomers are identical in molecular weight and most chemical and physical properties but differ in their effect on the rotation of polarized light. Cf. dextrorotatory, levorotatory, racemism. [1890 95] * * * …   Universalium

  • racemic — /ray see mik, sem ik, reuh /, adj. Chem. noting or pertaining to any of various organic compounds in which racemism occurs. [1830 40; < F racémique < L racem(us) RACEME + F ique IC] * * * …   Universalium

  • racemic — rÉ™ sɪːmɪk adj. derived from grapes; pertaining to a compound in which racemism occurs …   English contemporary dictionary

  • racemic — /rəˈsimɪk/ (say ruh seemik), / ˈsɛmɪk/ (say semik) adjective denoting or relating to any of various organic compounds in which racemism occurs. {Latin racēmus cluster of grapes + ic} …   Australian-English dictionary

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