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resonance Definition
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resonance
noun(res-o-nance)the quality or state of being resonant
resonance
noun(res-o-nance)a vibration of large amplitude in a mechanical or electrical system caused by a relatively small periodic stimulus of the same or nearly the same period as the natural vibration period of the system
resonance
noun(res-o-nance)the state of adjustment that produces resonance in a mechanical or electrical system
resonance
noun(res-o-nance)magnetic resonance imaging used to detect physical changes (as of blood flow) in the brain resulting from increased neuronal activity —called also functional MRI
resonance
noun(res-o-nance)the excitation of particles (such as atomic nuclei or electrons) in a magnetic field by exposure to electromagnetic radiation of a specific frequency
resonance
noun(res-o-nance)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
resonance
noun(res-o-nance)the magnetic resonance of an atomic nucleus; also : chemical analysis that uses such resonance especially to study molecular structure