Medical Definition of acriflavine
: a yellow acridine dye C14H14N3Cl obtained by methylation of proflavine as red crystals or usually in admixture with proflavine as a deep orange powder and used often in the form of its reddish brown hydrochloride as an antiseptic especially for wounds
Seen and Heard
What made you want to look up acriflavine? Please tell us where you read or heard it (including the quote, if possible).