variolation
va·rio·la·tion
noun
1.
the obsolete process of inoculating a susceptible person with material taken from a vesicle of a person who has smallpox
Origin
From variola + -ation.
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.