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mesonephros

[ mez-uh-nef-ros, mes-, mee-zuh-, -suh- ]
/ ˌmɛz əˈnɛf rɒs, ˌmɛs-, ˌmi zə-, -sə- /
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noun, plural mes·o·neph·roi [mez-uh-nef-roi, mes-, mee-zuh-, -suh-]. /ˌmɛz əˈnɛf rɔɪ, ˌmɛs-, ˌmi zə-, -sə-/. Embryology.
one of the three embryonic excretory organs of vertebrates, becoming the functional kidney of fishes and amphibians and becoming part of the tubules or ductules in the reproductive systems of higher vertebrates.
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Origin of mesonephros

1875–80; <New Latin, equivalent to meso-meso- + Greek nephrós kidney

OTHER WORDS FROM mesonephros

mes·o·neph·ric, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use mesonephros in a sentence

British Dictionary definitions for mesonephros

mesonephros
/ (ˌmɛsəʊˈnɛfrɒs) /

noun
the middle part of the embryonic kidney in vertebrates, becoming the adult kidney in fishes and amphibians and the epididymis in reptiles, birds, and mammalsSee also pronephros, metanephros

Derived forms of mesonephros

mesonephric, adjective

Word Origin for mesonephros

C19: New Latin, from meso- + Greek nephros kidney
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for mesonephros

mesonephros
[ mĕz′ə-nĕfrəs, -rŏs′ ]

n. pl. mes•o•neph•roi (-nĕfroi′)
The second of the three excretory organs that develop in a vertebrate embryo, replaced by the metanephros in higher vertebrates.wolffian body

Other words from mesonephros

mes′o•nephric adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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