Definition of microorganism in English:


Line breaks: micro|organ¦ism
Pronunciation: /mʌɪkrəʊˈɔːg(ə)nɪz(ə)m


  • A microscopic organism, especially a bacterium, virus, or fungus.
    More example sentences
    • Brain abscess is a serious disorder that occurs when micro-organisms such as bacteria or fungi get into the brain, causing inflammation.
    • At the same time bacteria, viruses and other disease-causing micro-organisms are also becoming more active.
    • Many cases of food poisoning are caused by micro-organisms, including bacteria, viruses and moulds.

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Pronunciation: ˈmeɪlstrəm
a powerful whirlpool in the sea