n. 腹泻

[ noun ]
frequent and watery bowel movements; can be a symptom of infection or food poisoning or colitis or a gastrointestinal tumor
<noun.state>

Diarrhea \Di`ar*rhe"a\, Diarrhoea \Di`ar*rh[oe]"a\,
(d[imac]`ar*r[=e]"[.a]), n. [L. diarrhoea, Gr. dia`rroia, fr.
dia`rrei^n to flow through; dia` + "rei^n to flow; akin to E.
stream. See {Stream}.] (Med.)
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.