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Medical Dictionary

meningitis

play
noun men·in·gi·tis \ˌmen-ən-ˈjīt-əs\

Medical Definition of meningitis

plural meningitides \-ˈjit-ə-ˌdēz\play

  1. :  inflammation of the meninges and especially of the pia mater and the arachnoid; specifically :  a disease marked by inflammation of the meninges that is either a relatively mild illness caused by a virus (such as various Coxsackieviruses) or a more severe usually life-threatening illness caused by a bacterium (especially the meningococcus, Neisseria meningitides, or the serotype designated B of Haemophilus influenzae) Meningitis is often marked by fever, headache, vomiting, malaise, and stiff neck, and if left untreated in bacterial forms, may progress to confusion, stupor, convulsions, coma, and death.





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