| 单词 | pia mater |
| 释义 | pia mater /puy"euh may"teuhr, pee"euh/, Anat. the delicate, fibrous, and highly vascular membrane forming the innermost of the three coverings of the brain and spinal cord. Cf. arachnoid (def. 6), dura mater. [1350-1400; ME < ML: lit., pious mother, erroneous trans. of Ar umm raqiqah tender mother] |
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