单词 | pathogen |
释义 | pathogen (once / 12960 pages) n A pathogen is a tiny living organism, such as a bacterium or virus, that makes people sick. Washing your hands frequently helps you avoid the pathogens that can make you sick. Pathos is the Greek word for disease and -genes means "born of." So, a pathogen is something that causes disease, like a virus like the rhinovirus, which causes the common cold. At summer picnics, people are cautious about keeping certain foods like potato salad in coolers with ice — the eggs in such dishes spoil quickly out in the heat, introducing pathogens that can make people sick. WORD FAMILYpathogen: pathogenic, pathogens+/pathogenic: pathogenically USAGE EXAMPLESAlso called pneumococcus, this pathogen is the most common perpetrator of community-acquired pneumonia, which is pneumonia that people get outside hospitals and nursing homes. Washington Post(Dec 30, 2016) In the gut, the lymphocytes maintain a barrier against pathogens. Washington Times(Jan 02, 2017) "Every year we lose enough food to feed hundreds of millions of people to pathogens and parasites," he says. BBC(Dec 30, 2016) n any disease-producing agent (especially a virus or bacterium or other microorganism) Hyper micro-organism, microorganism any organism of microscopic size infectious agent, infective agentan agent capable of producing infection |
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