Isomers


[ahy-suh-mer] /ˈaɪ sə mər/

noun
1.
Chemistry. a compound displaying isomerism with one or more other compounds.
2.
Also called nuclear isomer. Physics. a nuclide that exhibits isomerism with one or more other nuclides.
/ˈaɪsəmə/
noun
1.
(chem) a compound that exhibits isomerism with one or more other compounds
2.
(physics) a nuclide that exhibits isomerism with one or more other nuclides
n.

1866, back-formation from isomeric; cf. Greek isomeres “sharing equality,” from iso- (see iso-) + meros “part, share” (see merit (n.)).

isomer i·so·mer (ī’sə-mər)
n.

i’so·mer’ic (-měr’ĭk) adj.
isomer
(ī’sə-mər)
Any of two or more compounds, such as lactose and sucrose, composed of the same elements in the same proportions but differing in structure and other properties. There are two types of isomers, structural isomers and stereoisomers.
isomers [(eye-suh-muhrz)]

In chemistry, molecules that contain exactly the same numbers of the same kinds of atoms, but in which the atoms have different structural arrangements.

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