Definition of inoculum in English:

Share this entry


Pronunciation: /ɪˈnɒkjʊləm/

noun (plural inocula /ɪˈnɒkjʊlə/)

A substance used for inoculation.
Example sentences
  • The inoculum used for medical device applications is typically Bacillus spores.
  • The inoculum was injected slowly into the bladder to avoid leakage and the catheter was withdrawn carefully.
  • About 20 percent of cases of this disorder occur in otherwise healthy persons who have received a heavy inoculum.


Early 20th century: modern Latin, from Latin inoculare (see inoculate), on the pattern of the pair coagulate, coagulum.

For editors and proofreaders

Line breaks: in|ocu|lum

Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.