FISTULAE

FISTULA

fistula, sinus

(noun) an abnormal passage leading from a suppurating cavity to the body surface

Source: WordNet® 3.1

Noun

fistulae

plural of fistula

Source: Wiktionary

FISTULA

Fis"tu*la, n.; pl. Fistulæ. Etym: [L.]

1. A reed; a pipe.

2. A pipe for convejing water. [Obs.] Knight.

3. (Med.)

Definition: A permanent abnormal opening into the soft parts with a constant discharge; a deep, narrow, chronic abscess; an abnormal opening between an internal cavity and another cavity or the surface; as, a salivary fistula; an anal fistula; a recto-vaginal fistula. Incomplete fistula (Med.), a fistula open at one end only.

Source: Webster’s Unabridged Dictionary 1913 Edition