n. any disease-producing agent (especially a virus or bacterium or other microorganism)
词态变化
复数形式:pathogens
常见例句
1
n any bacteria (some of which are pathogenic for humans and animals) belonging to the order Actinomycetales
2
A substance (sometimes the product of a specific micro-organism and sometimes naturally present in the blood or tissues of an animal), capable of producing immunity from certain diseases, or of counteracting the poisonous effects of pathogenic bacteria.
3
(of non-living objects) the state of being free of pathogenic organisms
4
n genus of common molds causing food spoilage and some pathogenic to plants and animals
