1. The three membranes that envelope the brain.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• enings,
• meeings,
• mecines,
• menings,
• meaings,
• meaningess,
• meningines,
• manings,
• minings,
• monings,
• meenings,
• meaningles,
• minintes,
• venings,
• mananges,
• meningites,
• maenings,
• menaings,
• mening,
• meningless

• meningioma,
• menninger,
• meningeal,
• Moening,
• meaningless,
• meaningful,
• meaning,
• meningitis,
• Mennenga,
• meninx,
• meningocele,
• meningism,
• meininger.

The adjective form of the word "meninges" is "meningeal".