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 Englisch Thesaurus
bacterium [hæk'tɪ(ə)rɪəm] Abk.
Abkürz., Biol. bact
Med. A single-celled microorganism. Bacteria occur naturally almost everywhere on earth, including in humans. Some bacteria can cause disease in humans. People with weakened immune systems, including people with HIV, are at a higher risk for bacterial infections than people with healthy immune systems.