The Collaborative International Dictionary
Angio- \An"gi*o-\ ([a^]n"j[i^]*[-o]-). [Gr. 'aggei^on vessel receptacle.] A prefix, or combining form, in numerous compounds, usually relating to seed or blood vessels, or to something contained in, or covered by, a vessel.
Douglas Harper's Etymology Dictionary
before verbs angi-, word-forming element now usually meaning "covered or enclosed by a seed or blood vessel," from Latinized form of Greek angeion "a vessel, receptacle," diminutive of angos "chest, box," which is of unknown origin.
Wiktionary
pre. Relating to blood vessels or lymph vessels.
Usage examples of "angio-".
The Dieppe raid in August, when we killed or captured most of the Canadian raiders, suggests the warm welcome that would have awaited the Angio-Americans, especially the neophyte G.
At a hurriedly summoned conference, he announced with great assumed glee that since the Angio-Americans had now presented him with an opportunity to smash them in the Mediterranean, "the true theatre of decision," Citadel would be called off!