inoculum
1. [ noun ] (immunology) a substance (a virus or toxin or immune serum) that is introduced into the body to produce or increase immunity to a particular disease
Synonyms: inoculant
Related terms: substance virus
Similar spelling:   inclement
  insoluble
  inoculate
  inoculant
  insult
  insula
  Inclan
  inclemency
  inoculator
  innoculate
  insulin
  insular
  incline
  include
  inclose
  inoculating
  inoculation
  inclined
  insulted
  insulant
  insularism
  insulate
  included
  in_color