Vaccinal
/ˈvæk.sɪ.nəl/noun
Relating to vaccines or vaccination.
Did you know?The term ultimately honors cowpox: Edward Jenner observed that infection with cowpox appeared to protect milkmaids from the far deadlier smallpox.
Etymological Timeline
Proto-Indo-European
PIE
*gʷōus
“Cow or cattle; the ancient root behind several Indo-European words for cattle.”
Ancient Latin
Latin
vacca
“Cow.”
Classical Latin
Latin
vaccīnus
“Of or belonging to a cow.”
18th Century
English
vaccine
“A preparation derived from cowpox and used to protect against smallpox, named after Latin vaccīnus.”
19th Century
English
vaccinal
“Relating to vaccination or the effects of a vaccine.”
Modern English
English
vaccinal
“Pertaining to vaccines, vaccination, or vaccine-induced immunity.”