Definition of meningococcus in English:


Line breaks: men¦in¦go|coc¦cus
Pronunciation: /mɪˌnɪŋgəʊˈkɒkəs
, -ˌnɪndʒəʊ-/

noun (plural meningococci /-ˈkɒk(s)ʌɪ, -ˈkɒk(s)iː/)

  • A bacterium involved in some forms of meningitis and cerebrospinal infection.
    • Neisseria meningitidis
    More example sentences
    • The illness is caused by bacteria, called meningococci, which invade the linings of the brain, causing severe inflammation that can be fatal.
    • Neisseria meningitidis, the meningococcus, is a globally distributed cause of bacterial meningitis and septicemia.
    • Overcrowding provides ideal conditions for transmission of meningococci.



More example sentences
  • The three cases are all believed to be bacterial, caused by the meningococcal bacteria, but the strains involved have not been confirmed.
  • The new vaccine does not protect against meningococcal disease caused by serogroup B bacteria.
  • The most common forms of the bug were now strain C of the bacterial meningococcal meningitis and its blood poisoning relative, septicaemia.


late 19th century: from meninges + coccus.

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