adjective Etymology: racemic acid, a compound with such a structure obtained from grape juice, ultimately from Latin racemus Date: 1892 of, relating to, or constituting a compound or mixture that is composed of equal amounts of dextrorotatory and levorotatory forms of the same compound and is not optically active

New Collegiate Dictionary. 2001.

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  • racemic — RACÉMIC, Ă, racemici, ce, adj., s.n. (Substanţă chimică organică) care este optic inactivă. – Din fr. racémique. Trimis de ana zecheru, 13.09.2007. Sursa: DEX 98  racémic adj. m., pl. racémici; f. sg. r …   Dicționar Român

  • racemic — [rāsē′mik] adj. [< RACEME + IC: for sense see RACEMIC ACID] Chem. 1. consisting of an optically inactive, equimolecular mixture of the dextrorotatory and levorotatory forms of certain substances 2. designating or of a compound formed of such a …   English World dictionary

  • Racemic — Ra*ce mic (r[.a]*s[=e] m[i^]k), a. [Cf. F. rac[ e]mique. See {Raceme}.] (Chem.) Pertaining to, or designating, an acid found in many kinds of grapes. It is also obtained from tartaric acid, with which it is isomeric, and from sugar, gum, etc., by …   The Collaborative International Dictionary of English

  • 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 — adjective containing equal amounts of dextrorotatory (D) and levorotatory (L) stereoisomers and therefore not being optically active; typically, will be synthetic rather than natural …   Wiktionary

  • racemic — Denoting a mixture of optically active compounds that is itself optically inactive, being composed of an equal number of dextro and levorotatory substances, which are separable. Those compounds internally compensated ( i.e., having an internal… …   Medical dictionary

  • racèmic — ra|cè|mic Mot Pla Adjectiu variable …   Diccionari Català-Català

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

  • racemic — [rə si:mɪk, rə sɛmɪk] adjective Chemistry composed of dextrorotatory and laevorotatory forms in equal proportion. Derivatives racemize or racemise rasɪmʌɪz verb Origin C19: from Fr. racémique derived from grape juice (orig. referring to tartaric… …   English new terms dictionary

  • racemic — ra·ce·mic …   English syllables

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