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hy·per·peri·stal·sis -.per-ə-'stȯl-səs, -'stäl-, -'stal- n, pl -stal·ses -.sēz excessive or excessively vigorous peristalsis compare HYPERMOTILITY
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hy·per·peri·stal·sis (hi″pər-per″ĭ-stawlґsis) excessively active peristalsis.Medical dictionary. 2011.