'Meningitis' definitions:

Definition of 'meningitis'

(from WordNet)
noun
Infectious disease characterized by inflammation of the meninges (the tissues that surround the brain or spinal cord) usually caused by a bacterial infection; symptoms include headache and stiff neck and fever and nausea

Definition of 'Meningitis'

From: GCIDE

Synonyms of 'meningitis'

From: Moby Thesaurus