Biotic diseasePronunciation/BI-oh-tik dis-EEZ/CategoryPathologySingularBiotic diseasePluralBiotic diseasesDefinitionA disease caused by a living organism, such as a bacterium, fungus, virus, or parasite.EtymologyExampleDutch elm disease is a biotic disease caused by a fungus.Related TermsPathogenInfectionParasite