vaccinal

adjective

vac·​ci·​nal ˈvak-sə-nᵊl How to pronounce vaccinal (audio) vak-ˈsē- How to pronounce vaccinal (audio)
: of or relating to vaccine or vaccination
a vaccine with vaccinal efficacy of 95 percent

Word History

Etymology

vaccine + -al entry 1, probably after French vaccinal

First Known Use

circa 1860, in the meaning defined above

Time Traveler
The first known use of vaccinal was circa 1860

Dictionary Entries Near vaccinal

Cite this Entry

“Vaccinal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/vaccinal. Accessed 2 Dec. 2022.

Medical Definition

vaccinal

adjective

vac·​ci·​nal ˈvak-sən-ᵊl How to pronounce vaccinal (audio) vak-ˈsēn- How to pronounce vaccinal (audio)
: of or relating to vaccine or vaccination
a vaccinal allergy
vaccinal control of a disease
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