Relating to the muscular coat of the intestine. ... (09 Oct 1997) ... 
Type: Term Pronunciation: mī′en-ter′ik Definitions: 1. Relating to the myenteron.(nerve) Type: Term Definitions: 1. a plexus of unmyelinated fibers and postganglionic autonomic cell bodies lying in the muscular coat of the esophagus, stomach, and intestines; it communicates with the subserous and submucous plexuses, all subdivisions of the enteric plexus. Synonyms: plexus (nervosus) myentericus, Auerbach plex...
Greek mys = muscle, and enteron = intestine, hence, pertaining to the muscle of the gut.