meningopneumonitis

me·nin·go·pneu·mo·nit·is -.n(y)ü-mə-'nīt-əs n, pl -ni·ti·des -'nit-ə-.dēz inflammation of both the lungs and the meninges

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me·nin·go·pneu·mo·ni·tis (mə-ning″go-noo-mo-niґtis) a disease produced in experimental animals by the injection of the etiologic agent of psittacosis (Chlamydophila psittaci), and marked by acute meningitis and pneumonitis.