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isom·er·ism | \ ī-ˈsä-mə-ˌri-zəm 
\
\Definition of isomerism
1 : the relationship of two or more chemical species that are isomers
2 : the relation of two or more nuclides with the same mass numbers and atomic numbers but different energy states and rates of radioactive decay
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More Definitions for isomerism
isomerism
nounisom·er·ism | \ ī-ˈsäm-ə-ˌriz-əm \
\Medical Definition of isomerism
1 : the relation of two or more chemical species that are isomers
2 : the relation of two or more nuclides with the same mass numbers and atomic numbers but different energy states and rates of radioactive decay
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The first known use of isomerism was in 1838
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