DIARCHY
Di"arch*y, n. Etym: [Gr.

Defn: A form of government in which the supreme power is vested in two persons.

DIARIAL; DIARIAN
Di*a"ri*al, Di*a"ri*an, a. Etym: [See Diary.]

Defn: Pertaining to a diary; daily.

DIARIST
Di"a*rist, n.

Defn: One who keeps a diary.

DIARRHEA; DIARRHOEA
Di`ar*rhe"a, Di`ar*rhoe"a, n. Etym: [L. diarrhoea, Gr. stream. See
Stream.] (Med.)

Defn: 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.

DIARRHEAL; DIARRHOEAL
Di`ar*rhe"al, Di`ar*rhoe"al a. (Med.)

Defn: Of or pertaining to diarrhea; like diarrhea.