Definition of meningococcus in English:

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meningococcus

Pronunciation: /mɪˌnɪŋɡəʊˈkɒkəs/
/mɪˌnɪndʒəʊˈkɒkəs/

noun (plural meningococci /mɪˌnɪŋɡəʊˈkɒk(s)ʌɪ/ /mɪˌnɪdʒəʊˈkɒk(s)ʌɪ/ /mɪˌnɪŋɡəʊˈkɒk(s)iː/ /mɪˌnɪdʒəʊˈkɒk(s)iː/)

A bacterium involved in some forms of meningitis and cerebrospinal infection.
  • Neisseria meningitidis
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.

Derivatives

meningococcal

adjective
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.

Origin

Late 19th century: from meninges + coccus.

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