To introduce an antigenic substance or vaccine into something (e.g. the body) or someone, such as to produce immunity to a specific disease.
(by extension) To safeguard or protect something as if by inoculation.
To add one substance to another; to spike.
The culture medium was inoculated with selenium to investigate the rate of uptake.
To graft by inserting buds.
to inoculate a tree
To introduce into the mind (used especially of harmful ideas or principles); to imbue; to implant.
to inoculate someone with treason or infidelity