Answer:
The vaccination word is derived from the Latin word cowpox which is Vaccinia.
Explanation:
In 1796 Edward Jenner found a new technique for protecting people from smallpox by introducing a dead form of the virus or infectious disease in the body to develop or acquire immunity for the de=isease.
It is found by Edward Jenner who use this in cows for cowpox and called or named after cowpox which is called Vaccinia in Latin and cows known as Vax.
