noun🔗ShareMéninges(chiefly plural) The three membranes that envelop the brain and spinal cord."Meningitis is an infection that inflames the meninges, the membranes surrounding the brain and spinal cord. "La méningite est une infection qui enflamme les méninges, les membranes entourant le cerveau et la moelle épinière.anatomymedicinebodyorganbiologyChat with AIVocabulary GamePractice Reading