fla·vone (flā′vōn′)
noun:
- 1. A crystalline compound, C15H10O2, the parent substance of a number of important yellow pigments, occurring on the leaves or in the stems and seed capsules of many primroses.
- 2. Any of a class of crystalline flavonoids that are found in citrus fruits, celery, and other foods.
Source: www.thefreedictionary.com/flavone