tautomerism

[ taw-tom-uh-riz-uhm ]

nounChemistry.
  1. the ability of certain organic compounds to react in isomeric structures that differ from each other in the position of a hydrogen atom and a double bond.

Origin of tautomerism

1
First recorded in 1880–85; tauto- + (iso)merism

Other words from tautomerism

  • tau·to·mer·ic [taw-tuh-mer-ik], /ˌtɔ təˈmɛr ɪk/, adjective
  • non·tau·to·mer·ic, adjective

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British Dictionary definitions for tautomerism

tautomerism

/ (tɔːˈtɒməˌrɪzəm) /


noun
  1. the ability of certain chemical compounds to exist as a mixture of two interconvertible isomers in equilibrium: See also keto-enol tautomerism

Origin of tautomerism

1
C19: from tauto- + isomerism

Derived forms of tautomerism

  • tautomeric (ˌtɔːtəˈmɛrɪk), adjective

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