inoculator

transitive verb inoculated, inoculating

1. 1. to inject a serum, vaccine, etc. into (a living organism), esp. in order to create immunity
   2. to communicate (a disease) in this way
2. to put or implant microorganisms into (soil, a culture medium, etc.) to develop a culture, stimulate growth, fix nitrogen, etc.
3. to introduce ideas, etc. into the mind of; imbue

Origin: ME enoculaten < L inoculatus, pp. of inoculare, to engraft a bud in another plant < in-, in + oculus, a bud, eye