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hypericin

Syllabification: (hy·per·i·cin)
Pronunciation: /hīˈperəsin/

Definition of hypericin

noun

  • a substance found in St. John’s wort, credited with chemical and pharmacological properties similar to those of antidepressants.
    • A polycyclic quinone; chemical formula: C30H14O8

Origin:

early 20th century: from hypericum 'a yellow-flowered plant' + -in, chemical suffix

hypericin in other Oxford dictionaries

Definition of hypericin in the British & World English dictionary