Definitions of meninx
  1. noun
    a membrane (one of 3) that envelops the brain and spinal cord
    synonyms: meninges
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    the two innermost layers of the meninges; cerebrospinal fluid circulates between these innermost layers
    dura, dura mater
    the outermost (and toughest) of the 3 meninges
    arachnoid, arachnoid membrane
    the middle of the 3 meninges
    pia mater
    the highly vascular innermost of the 3 meninges
    type of:
    membrane, tissue layer
    a pliable sheet of tissue that covers or lines or connects the organs or cells of animals or plants
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