bacteria

PR:  /bækˈtɪə.ri.ə/   IT: batteri DEF: plural of bacterium. (Definition from the Cambridge Academic Content Dictionary © Cambridge University Press)

bacterium

PR:  /bækˈtɪə.ri.əm/   IT: batterio DEF: a type of very small organism that lives in air, earth, water, plants, and animals, often one that causes disease. (Definition from the Cambridge Academic Content Dictionary © Cambridge University Press)