isomerism

== English == === Etymology === From isomer +‎ -ism. === Noun === isomerism (countable and uncountable, plural isomerisms) (physical chemistry) the phenomenon of the existence of isomers - the existence of different substances with the same molecular formulae (chemistry) the interconversion of isomers (nuclear physics) nuclear isomerism, the phenomenon of the existence of nuclear isomers. ==== Coordinate terms ==== tautomerism ==== Derived terms ==== ==== Translations ==== ==== Further reading ==== Isomer on Wikipedia.Wikipedia