Meaning of nuclear magnetic resonance

nu'clear magnet'ic res'onance

Pronunciation: [key]
— Physics. Physics.
  1. the selective absorption of electromagnetic radiation by an atomic nucleus in the presence of a strong, static, magnetic field: used in research and in medicine to monitor tissue metabolism and to distinguish between normal and abnormal cells. Cf.Abbr.: NMR
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.