COLOCYNTH Meaning of COLOCYNTH in English [ 'kɒləsɪnθ ]■ noun a tropical climbing plant with pulpy fruit which yield a bitter purgative drug. [ Citrullus ~is .]OriginC16: via L. from Gk kolokunthis . Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004