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infectious adjective

  • (pathology, of an illness) Caused by an agent that enters the host's body (such as a bacterium, virus, parasite, or prion); often, also, transmitted among hosts via any of various routes (for example, contact, droplet-borne, airborne, waterborne, foodborne, fomite-borne, or bloodborne).
 感染性(の)

infectiousness noun

  • The state or condition of being infectious.
 感染力
infectious disease
感染症, 伝染病, 感染性疾患
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