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infectiousness

American  
[in-fek-shuhs-nis] / ɪnˈfɛk ʃəs nɪs /

noun

  1. the state or quality of being infectious.


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The researchers compared the infectiousness of two strains of avian flu, including H5N1, at different viral particle levels in mice lacking the IFITM3 gene and normal mice.

From Science Daily Nov. 14, 2024

While the at-home tests aren’t always great at catching infections early on, they are our best available tool to measure infectiousness.

From Seattle Times Aug. 31, 2023

By the beginning of 2022 Omicron had become the dominant strain in the U.S., its seeming boundless infectiousness surpassing that of all previous variants.

From Scientific American Dec. 14, 2022

The Omicron variant’s astonishing infectiousness and propensity to spin off new subvariants complicate the picture even more.

From Los Angeles Times Aug. 12, 2022

There is no reason for believing that measles can be propagated during the period of incubation; on the other hand, there is no satisfactory argument for the denial of its infectiousness in the desquamative stage.

From A System of Practical Medicine by American Authors, Vol. I Volume 1: Pathology and General Diseases by Various

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