Possession of more than one structure by a substance.
Chemistry, possession by a substance of more than one structure. Form of isomerism in which two interconvertible isomers are in equilibrium. It is often specifically applied to an equilibrium between the keto (–C–C=O) and enol (–C=C–OH) forms of carbonyl compounds.
Svojstvo nekih jedinjenja da reaguju na osnovi dveju svojih izomernih formula.