isomer: Meaning and Definition of

i•so•mer

Pronunciation: (ī'su-mur), [key]
— n.
  1. a compound displaying isomerism with one or more other compounds.
  2. Also calleda nuclide that exhibits isomerism with one or more other nuclides.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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