flavine
noun
fla·vine ˈflā-ˌvēn 
: any of a series of yellow acridine dyes (such as acriflavine) having antiseptic properties
Word History
Etymology
International Scientific Vocabulary, from Latin flavus
First Known Use
circa 1853, in the meaning defined above
Medical Definition
flavine
noun
fla·vine ˈflā-ˌvēn
: any of a series of yellow acridine dyes (as acriflavine) often used medicinally for their antiseptic properties