单词 | metanephros |
释义 | met·a·neph·ros ![]() n. The third and final excretory organ that develops in a vertebrate embryo. In birds, reptiles, and mammals it replaces the mesonephros as the functional excretory organ and develops into the adult kidney. [META- + Greek nephros, kidney.] met′a·nephric (-rĭk) adj. |
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