physalin
/ˈfʌɪsəlɪn/ /ˈfɪsəlɪn/Biochemistry
noun
A red carotenoid pigment, C72H116O4, that is the bitter principle of the Chinese lantern plant, Physalis alkekengi; zeaxanthin dipalmitate. Also: any of various compounds related to or derived from this, many of which occur naturally in plants of the genus Physalis or other genera of the family Solanaceae.
Origin
Mid 19th century. From scientific Latin Physalis Physalis + -in.