Definition of "muscularis" []

• The muscular layer in the wall of a hollow organ or tube, such as the stomach or blood-vessels. (noun)

The Century Dictionary (Public Domain)

• "It is characterized by crypt abscesses and ulcerations extending down to the muscularis and surrounded by prominent mucosal infiltrate of inflammatory cells."
• "Occasionally the current should be rapidly reversed by means of the commutator, the intensity however having been previously reduced, in order to avoid too severe a shock; this will cause efficient contractions of the abdominal _parietes_, and probably also of the intestinal _muscularis_."
• "Atony of the _muscularis_ of the intestine is admittedly the direct cause, in most instances, of constipation."