Main Entry: ac·ri·fla·vine Pronunciation: "ak-r&-'flA-"vEn, -v&n Function: noun : a yellow acridine dyeC14H14N3Cl 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 itsreddish brown hydrochloride as an antiseptic especially for wounds