Translation guide
A serious infectious disease caused by the variola virus, now eradicated. In Japanese, it is most commonly referred to as 天然痘 (てんねんとう) in medical and general contexts, with historical terms like 疱瘡 (ほうそう) also used.
Referring to the infectious disease smallpox, either in modern medical discussion or historical context.
The standard modern term for smallpox, used in medical, historical, and general contexts. Literally 'natural pox'.
Smallpox was eradicated in 1980.
The smallpox virus is kept for research purposes.
An older term for smallpox, often used in historical contexts or traditional medicine. Can also refer to other pox-like diseases.
Smallpox was prevalent during the Edo period.
A technical medical term for smallpox, rarely used outside specialized literature.
Smallpox is caused by the variola virus.