ileus ileum • ilex · · · Info · Definitions · Synonyms · Characters · · ileus · · Text Latin · · Script 5 · · Length Definitions · · · (noun) blockage of the intestine (especially the ileum) that prevents the contents of the intestine from passing to the lower bowel. Synonyms: intestinal obstruction. · · Noun Definition 1 Synonyms · · · intestinal obstruction · · Synonym 1 Characters · · e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C s latin small letter s U+0073 u latin small letter u U+0075