relating to or connected with the ileum and the colon; as in ileo-colic artery, a branch of the superior mesenteric artery; ileo-colic valve = ileo-caecal valve (sometimes restricted to the upper fold of this).
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the world > life > the body > digestive or excretive organs > digestive organs > intestines > [adjective] > ileum
iliacal1646
ileo-caecal1847
ileal1893
ileo-colic1897
ileo-sigmoid1903
1897 T. C. Allbutt et al. Syst. Med. III. 823 In ilio-colic invaginations.