Home › Words › M › mycopathogenmycopathogenmycopathogen · noun — any pathogenic fungus.Definition from Wiktionary (CC BY-SA 3.0).Among words judged in Lexicurio's Arena, mycopathogen ranks #2,501 of 43,042 for Qualifying.EtymologyFrom myco- + pathogen.nounAny pathogenic fungusDefinitions & examples from Wiktionary (CC BY-SA 3.0).