Webster's Revised Unabridged Dictionary · 1913

Fistula

Fistula (?; 135) , noun

[Latin]

1.
A reed; a pipe.
2.
A pipe for conveying water. [Obsolete] — Knight
3.
(Medicine) 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.
Collocations (1)
Incomplete fistula (Medicine) , a fistula open at one end only.