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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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Compare metanephros, pronephros.
Origin of mesonephros
OTHER WORDS FROM mesonephros
mes·o·neph·ric, adjectiveWords nearby mesonephros
mesomerism, mesometeorology, mesomorph, mesomorphic, meson, mesonephros, mesopause, mesopeak, mesopelagic, mesopelagic zone, mesophile
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
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, adjectiveWord Origin for mesonephros
C19: New Latin, from meso- + Greek nephros kidney
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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