infectiosity
noun
in·fec·ti·os·i·ty
in-ˌfek-shē-ˈäs-ət-ē 
plural infectiosities
: degree of infectiousness
Cite this Entry
“Infectiosity.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/infectiosity. Accessed 27 Oct. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share