Home › Words › M › mitoflashmitoflashmitoflash means A mitochondrial flash; a discrete burst of fluorescence within the mitochondrial matrix.Among words judged in Lexicurio's Arena, mitoflash ranks #27,094 of 42,749 for Qualifying.EtymologyFrom mito- + flash.nounA mitochondrial flash; a discrete burst of fluorescence within the mitochondrial matrix.Definitions & examples from Wiktionary (CC BY-SA 3.0).