magnetic resonance imaging n a noninvasive diagnostic technique that produces computerized images of internal body tissues and is based on nuclear magnetic resonance of atoms within the body induced by the application of radio waves called also MRI
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(MRI) a method of visualizing soft tissues of the body by applying an external magnetic field that makes it possible to distinguish between hydrogen atoms in different environments. This is an application of the principle of nuclear magnetic resonance (q.v.).Medical dictionary. 2011.