metanephros

noun
meta·​neph·​ros | \ ˌme-tə-ˈne-frəs How to pronounce metanephros (audio) , -ˌfräs \
plural metanephroi\ ˌme-​tə-​ˈne-​ˌfrȯi How to pronounce metanephroi (audio) \

Definition of metanephros

: either member of the final and most caudal pair of the three successive pairs of vertebrate renal organs that functions as a permanent adult kidney in reptiles, birds, and mammals but is not present at all in lower forms — compare mesonephros, pronephros

Other Words from metanephros

metanephric \ ˌme-​tə-​ˈne-​frik How to pronounce metanephric (audio) \ adjective

First Known Use of metanephros

1877, in the meaning defined above

History and Etymology for metanephros

New Latin, from meta- + Greek nephros kidney — more at nephritis

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The first known use of metanephros was in 1877

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Cite this Entry

“Metanephros.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/metanephros. Accessed 28 January 2020.

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More Definitions for metanephros

metanephros

noun
meta·​neph·​ros | \ -ˈnef-rəs, -ˌräs How to pronounce metanephros (audio) \
plural metanephroi\ -​ˌrȯi How to pronounce metanephroi (audio) \

Medical Definition of metanephros

: either member of the final and most caudal pair of the three successive pairs of vertebrate renal organs that functions as a permanent adult kidney in reptiles, birds, and mammals but is not present at all in lower forms — compare mesonephros, pronephros

More from Merriam-Webster on metanephros

Britannica.com: Encyclopedia article about metanephros

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