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Related to colocynth: Colocynthis
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]
colocynthA drastic purgative drug, no longer in use.