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- Dictionaryinfection/ɪnˈfɛkʃn/
noun
- 1. the process of infecting or the state of being infected: "strict hygiene will limit the risk of infection" Similar
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noun
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Invasion of and multiplication in a host by disease-causing pathogens or organisms, and the reaction of host tissues
An infection is the invasion of tissues by pathogens, their multiplication, and the reaction of host tissues to the infectious agent and the toxins they produce. An infectious disease, also known as a transmissible disease or communicable disease, is an illness resulting from an infection. Wikipedia