resonance
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The condition of a body when it is subjected to a periodic series of disturbances having a frequency equal to one of the natural frequencies of vibration of the body. The body is set into vibrations that have a maximum amplitude. A trampolinist who moves in phase with the trampoline will be projected higher than one who is not.
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Oxford Dictionary of Sports Science & Medicine
The Oxford Dictionary of Sports Science & Medicine. Copyright © Michael Kent 1998, 2006, 2007. All rights reserved.
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