| 释义 |
‖ metanephron, -nephros Zool.|mɛtəˈnɛfrɒn, -ˈnɛfrɒs|
[mod.L., f. Gr. µετα- meta- + νεϕρός kidney.]
The hinder division of the typical segmental organ in vertebrates, from which are developed the kidney and the ureter. Hence metaˈnephric a.
1877Ray Lankester in Q. Jrnl. Microsc. Sci. XVII. 430 A metanephron with metanephric duct distinct from the Wolffian or mesonephric duct. 1884A. Sedgwick ibid. XXIV. 79 The metanephros persists as the functional kidney. |