pathogen
biological entity that causes disease in its host, which is typically an infectious microorganism or agent, such as a virus, bacterium, protozoan, prion, viroid, or fungus
en-GB/ˈpæθəd͡ʒən/
en-US/ˈpæθəd͡ʒən/
biological entity that causes disease in its host, which is typically an infectious microorganism or agent, such as a virus, bacterium, protozoan, prion, viroid, or fungus