catastalsis

catastalsis definition - medical

cat·a·stal·sis (kătˌə-stôlˈsĭs, -stălˈ-)

noun
A downward wave of contraction occurring in the gastrointestinal tract during digestion.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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