heptamethoxyflavone

== English == === Etymology === From hepta- +‎ methoxy +‎ flavone. === Noun === heptamethoxyflavone (countable and uncountable, plural heptamethoxyflavones) (organic chemistry) Any hepta-methoxy derivative of flavone, but especially 3,5,6,7,8,3',4'-heptamethoxyflavone, a citrus flavonoid that has biochemical activity in the brain