bitter apple

col·o·cynth

(kol'ō-sinth),

The peeled dried fruit of Citrullus colcynthis (family Cucurbitaceae), an herb that grows on the sandy shores of the Mediterranean, resembling somewhat the watermelon plant; formerly widely used as a cathartic and laxative.

Synonym(s): bitter apple

[G. kolokynthē, the round gourd or pumpkin]

Colocynthis

Homeopathy
A homeopathic remedy used for colic, neuralgia caused by suppressed emotions, gastric pain, headaches accompanied by nausea and vomiting, gout, rheumatic complaints, and vertigo.