Varioloid
Varioloid (?; 277) , adjective
[Variola + -oid: compare French varioloide.]
(Medicine) Resembling smallpox; pertaining to the disease called varioloid.
Varioloid , noun
[Compare French varioloide. See Varioloid, a.]
(Medicine) The smallpox as modified by previous inoculation or vaccination.
It is almost always a milder disease than smallpox, and this circumstance, with its shorter duration, exhibits the salutary effects of previous vaccination or inoculation.