Webster's Revised Unabridged Dictionary · 1913

Diarrhea

Diarrhea (dī`ar*rē"ȧ) , noun

[Latin diarrhoea, Greek dia`rroia, from dia`rrei^n to flow through; dia` + "rei^n to flow; akin to English stream. See Stream.]

(Medicine) A morbidly frequent and profuse discharge of loose or fluid evacuations from the intestines, without tenesmus; a purging or looseness of the bowels; a flux.

Also: Diarrhoea