Home › Words › F › filipinfilipinfilipin means A potent antifungal chemical first isolated from the actinomycete Streptomyces filipinensis, widely used as a histochemical stain for cholesterol.EtymologyFilipinensis + -innounA potent antifungal chemical first isolated from the actinomycete Streptomyces filipinensis, widely used as a histochemical stain for cholesterol.Definitions & examples from Wiktionary (CC BY-SA 3.0).