COLOCYNTH n.
The light spongy pulp of the fruit of the bitter cucumber (Citrullus, or Cucumis, colocynthis), an Asiatic plant allied to the watermelon; coloquintida. It comes in white balls, is intensely bitter, and a powerful cathartic. Called also bitter apple, bitter cucumber, bitter gourd.
ECBALLIUM n.
plants consisting of the single species Ecballium agreste (or Elaterium), the squirting cucumber. Its fruit, when ripe, bursts and violently ejects its seeds, together with a mucilaginous juice, from which elaterium, a powerful cathartic medicine, is prepared.