The definition of an inoculum is a substance introduced into the body to create or increase the body's resistance or immunity to a disease.
A flu vaccine is an example of an inoculum.
pl. -·u·la or -·lums
material used in an inoculation, as bacteria; inoculant
Origin of inoculumModern Latin
nounpl. in·oc·u·la or in·oc·u·lums
The material used in an inoculation. Also called inoculant.
Origin of inoculumNew Latin, from Latin inoculare, to graft a scion; see inoculate.