单词 | peritoneum |
释义 | per·i·to·ne·um also per·i·to·nae·um ![]() n. pl. per·i·to·ne·a also per·i·to·nae·a (-tn-ēə) The serous membrane that lines the walls of the abdominal cavity and folds inward to enclose the viscera. [Middle English, from Late Latin peritonaeum, from Greek peritonaion, from peritonaios, stretched across, from peritonos, stretched around : peri-, peri- + teinein, to stretch; see ten- in the Appendix of Indo-European roots.] per′i·to·neal adj. per′i·to·neal·ly adv. |
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