variolate
/ˈvɛːrɪəleɪt/Medicine. Now historical
verb
[with object] To inoculate with material from the pocks of variola (smallpox), especially to prevent or protect against the disease. In early use also: †to change into variolous matter (obsolete ).
- Frequently contrasted with vaccinate: see vaccinate..
Origin
Mid 18th century. From variola + -ate, after variolated.