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British Dictionary definitions for diastalsis

diastalsis

noun plural -ses (-siːz) physiol
  1. a downward wave of contraction occurring in the intestine during digestionSee also peristalsis
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Derived Formsdiastaltic, adjective

Word Origin

C20: New Latin, from dia- + (peri) stalsis
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

diastalsis in Medicine

diastalsis

(dī′ə-stôlsĭs, -stăl-)
n.
  1. Peristalsis in which a region of inhibition precedes the wave of contraction, as in the intestinal tract.
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Related formsdi′a•staltic (-stôltĭk, -stăl-) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.