1 alloisomerism | Definition of alloisomerism

alloisomerism

noun
al·​lo·​isom·​er·​ism | \ ˌalōˌīˈs-\
plural -s

Definition of alloisomerism

1 : isomerism not explainable by the ordinary structural formulas
2 : cis-transisomerism

First Known Use of alloisomerism

1886, in the meaning defined at sense 1

History and Etymology for alloisomerism

all- + isomerism

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