ə̇n.ˈtestən ə l, in rapid speech -s( ə )nəl; sometimes chiefly Brit |in.ˌte|stīn- adjective
Etymology: probably from Middle French, from intestin + -al
1.
a. : of or relating to the intestine
the intestinal tube
intestinal ferments
: affecting the intestine
intestinal catarrh
: taking place in the intestine
intestinal digestion
b. : living within the intestine
the intestinal flora
an intestinal worm
2. : suggesting an intestine: as
a. : being internal or subterranean
the rumbling intestinal routes of the subways — Molly L. Bar-David
b. : intricately circuitous or involute
tangled carvings in gluttonous intestinal designs — Peggy Bacon
Synonyms: see inner