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Either of a pair of molecules that are mirror images but cannot be superimposed on each other, and that rotate the plane of polarized light by an equal amount in opposite directions. Also called enantiomorph, optical isomer.

[Greek enantios, opposite; see ant- in Indo-European roots + -mer, isomer.]

en·an′ti·o·mer′ic (-mĕr′ĭk) adj.


(Chemistry) chem a molecule that exhibits stereoisomerism because of the presence of one or more chiral centres


(ɪˈnæn ti ə mər)

either of a pair of optical isomers that are mirror images of each other.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.enantiomer - either one of a pair of compounds (crystals or molecules) that are mirror images on each other but are not identical
chemical compound, compound - (chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight
References in periodicals archive ?
Objective: Chiral surfaces have received considerable attention in the recent past since they play an important role as substrates for chiral separations and enantioselective heterogeneous catalysis.
Maga, Enantioselective binding of second generation pyrrolobenzoxazepinones to the catalytic ternary complex of HIV-1 RT wild-type and L100I and K103N drug resistant mutants, Bioorg.
A homochiral metal-organic porous materials for enantioselective separation and catalysis.
Preparation of JHs was a prosperous area of organic synthesis, and culminated in the enantioselective synthesis of JH I and others.
Purification and properties of enantioselective ester hydrolase from a strain of Trichosporon species (DSMZ 11829).
They explain the development of boronic acid-based supramolecular systems; the investigation of boron-containing aspects by NMR (nuclear magnetic resonance) spectroscopy; the use of boronic esters in cross-coupling reactions; boronic acid systems that can bind to nucleophilic species, 1,2-diols, and arylboronates; the development of boronic acids towards optical, continuous, sensing of saccharides; and boronic acid-based systems for enantioselective fluorescent recognition.
Enantioselective synthesis of (S)-ibuprofen ester prodrug in cyclohexane by Candida rugosa lipase immobilized on accurel MP 1000.
Chen YZ, Yang CT, Ching CB, Xu R (2008) Immobilization of lipases on hydrophobilized zirconia nanoparticles: highly enantioselective and reusable biocatalysts.
s Chiral Technologies enantioselective chromatography enantioselective chromatography subsidiary has acquired the assets of US-based life science company Diffinity Genomics, the company said.
Catalytic enantioselective synthesis of chiral organic compounds of ultra-high purity of >99% ee Ei-ichi NeGISHI and Shiqing XU Communicated by Ryoji Noyori, M.
Progress towards the total enantioselective syntheses of hamigeromycin b and deoxyhamigeromycin b.