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Word of the Day Tuesday, June 9, 2026

infectiousness

/ɪnˈfɛktɪəsnəs/ noun · British & US
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What does infectiousness mean?

noun

The quality of being infectious; the state of being easily spread or communicated.

Example

"The infectiousness of the disease made it difficult to contain."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for infectiousness

Antonyms of infectiousness

Rhymes with infectiousness

Etymologically related