minimal infectious dose
noun
variants
or minimal infective dose
: the smallest quantity of infectious material that regularly produces infection
—abbreviation MID
Cite this Entry
“Minimal infectious dose.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/minimal%20infectious%20dose. Accessed 31 Oct. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share