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Plural of meninx.
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meninges pl of MENINX
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pl. n. (sing. meninx)
the three connective tissue membranes that line the skull and vertebral canal and enclose the brain and spinal cord. The outermost layer - the dura mater (pachymeninx) - is inelastic, tough, and thicker than the middle layer (the arachnoid mater) and the innermost layer (the pia mater). The inner two membranes are together called the leptomeninges; between them circulates the cerebrospinal fluid.
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me·nin·ges (mə-ninґjēz) [Gr., pl. of mēninx membrane] [TA] the three membranes that envelop the brain and spinal cord: the dura mater, pia mater, and arachnoid. meningeal adj
Cranial meninges, comprising the dura mater, arachnoid mater, and pia mater, in a superior coronal view.
Medical dictionary. 2011.