Definition of optical isomer in English:

optical isomer

Syllabification: op·ti·cal i·so·mer


  • Each of two or more forms of a compound that have the same structure but are mirror images of each other and typically differ in optical activity.
    More example sentences
    • A powerful tool to study the mechanism by which cholesterol modifies the function of ion channels is the substitution of endogenous cholesterol with its optical isomer, epicholesterol.
    • An interesting observation was that Compound D is identical to Compound Q except that they are optical isomers.
    • Its origins lie with Louis Pasteur's discovery of optical isomers.


optical isomerism

More example sentences
  • Optical isomerism occurs in other compounds such as transition metal complexes.

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