Variolation
volume
British pronunciation/vˌeəɹɪəlˈeɪʃən/
American pronunciation/vˌɛɹɪəlˈeɪʃən/

Định Nghĩa và Ý Nghĩa của "variolation"

Variolation
01

the obsolete process of inoculating a susceptible person with material taken from a vesicle of a person who has smallpox

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