1) Protection 2) Vaccinating 1) Vaccinating 2) Variolation 3) Variolization 
• (p. pr. & vb. n.) of Inoculate
[n] - the act of protecting against disease by introducing a vaccine into the body to induce immunity
inoculate, inoculating, inoculated 1. To communicate a disease by inoculation. 2. To bud; to insert, or graft, as the bud of a tree or plant in another tree or plant. 3. To insert a foreign bud into; as, to inoculate a tree. 4. To communicate a disease to (a person) by inserting infectious matter in the skin or flesh; such as, to inoculate a per...
vaccinating noun the act of protecting against disease by introducing a vaccine into the body to induce immunity; `doctors examined the recruits but nurses did the inoculating`