Definitions

1. noun

A naturally occurring compound found in the St. John’s Wort plant, with potential antiviral and anticancer properties.

“The scientist studied the effects of hypericin on various cell lines in the lab.”

2. noun

A bright yellow pigment found in the flowers of the St. John’s Wort plant.

“The artist used a mixture of hypericin and other natural pigments to create the painting.”

3. chemical

A naturally occurring naphthodianthrone found in St. John’s Wort.

“The chemist isolated the hypericin from the St. John’s Wort extract.”