[ mɪ'nɪndʒi:z ]
■ plural noun ( sing. meninx ) Anatomy the three membranes (the dura mater, arachnoid, and pia mater) that line the skull and vertebral canal and enclose the brain and spinal cord.
Derivatives
meningeal adjective
Origin
mod. L., from Gk mēninx , mēning- 'membrane'.