You searched for: “pathogen
pathogen (s) (noun), pathogens (pl)
Any disease-producing micro-organisms; such as, a bacteria or a virus: During the past winter many people were affected by a pathogen resulting in very bad colds or the flu; and even those who had their doctors give them flu vaccinations came down with bad cases of influenza!
Any micro-organism or virus which can cause an illness.
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Word Entries at Get Words: “pathogen
Any micro-organism or virus that can cause a disease. (1)