Home › Words › F › fistulatefistulate/ˈfɪstjʊlət/fistulate means hollowed like a fistula.fistulate is pronounced /ˈfɪstjʊlət/.EtymologyCompare Latin fistulatus (“furnished with pipes”).adjHollowed like a fistula.verbTo make or become hollow like a fistula, or pipe.e.g.“a fistulated ulcer” — 1655, Thomas Fuller, The Church-history of Britain; […], London: […] Iohn Williams […], →OCLC, (please specify |book=I to XI):Definitions & examples from Wiktionary (CC BY-SA 3.0).