catastalsis
Noun. (biology) The rhythmic contraction and relaxation of the muscle of the intestines. It resembles ordinary peristalsis but is not preceded by a zone of inhibition.This is an unmodified, but possibly outdated, definition from Wiktionary and used here under the Creative Commons license. Wiktionary is a great resource. If you like it too, please donate to Wikimedia.
This entry was last updated on RefTopia from its source on 3/20/2012.