Learn how to say Fistular correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word fistula:
noun (plural fistulas or fistulae /-liː/)
an abnormal or surgically made passage between a hollow or tubular organ and the body surface, or between two hollow or tubular organs.
late Middle English: from Latin, ‘pipe, flute, fistula’. Compare with fester: