Definition of microorganism in English:



  • A microscopic organism, especially a bacterium, virus, or fungus.

    • ‘A hazy or cloudy wine can indicate the growth of micro-organisms or bacteria, or the presence of proteins from improper stabilization.’
    • ‘In some cases the disease may be as a result of a micro-organism infecting the child from the parent.’
    • ‘Sulphurous acid breaks down partially into hydrogen ions and bisulphite ions, a form having little effect on micro-organisms such as bacteria and wild yeasts.’
    • ‘GAS is a micro-organism that belongs to the same family of bacteria that causes MRSA.’
    • ‘When the body comes into contact with many of the common infectious micro-organisms, the immune system mounts a variety of defences to attack the invader and bring about a cure.’
    • ‘For sure, they contain antibodies or a form of a micro-organism that won't cause an infection, but will cause our bodies to make antibodies.’
    • ‘If silage effluent enters a stream or river, it leads to a rapid increase in bacteria and other micro-organisms who use up the available oxygen.’
    • ‘Many cases of food poisoning are caused by micro-organisms, including bacteria, viruses and moulds.’
    • ‘A large number of micro-organisms cause ARD with viruses outnumbering bacteria.’
    • ‘Organic debris may preclude contact of the disinfectant with micro-organisms or even inactivate some agents.’
    • ‘Antibiotics are among the most valuable molecules in medicine today because of their ability to destroy micro-organisms like bacteria.’
    • ‘Fortunately, micro-organisms, including bacteria, have provided a source of antibiotics with which to combat these diseases.’
    • ‘Pasteurization does not kill all micro-organisms, so the milk has a short shelf life.’
    • ‘But micro-organisms and ‘foreign’ bodies are secretly attacking your immune system.’
    • ‘This is because micro-organisms cannot survive the dry, oxygen-deprived conditions normally found in landfills.’
    • ‘The solution also creates a strong osmotic pressure on the cell walls of bacteria and other micro-organisms, which prevents them from passing substances in or out.’
    • ‘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.’
    • ‘It is well known that these mechanisms can be activated by either non-pathogenic micro-organisms or environmental factors prior to disease development.’
    • ‘Infectious micro-organisms may therefore pose real dangers, especially as our immunity to vanished or rare diseases has certainly declined.’
    illness, ailment, infection, disease, disorder, sickness, affliction, malady, complaint, upset, condition, infirmity, indisposition, malaise
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