pronephros
noun
pro·neph·ros
| \ (ˌ)prō-ˈne-frəs
, -ˌfräs\
, -ˌfräs\
Definition of pronephros
: either member of the first and most anterior pair of the three successive paired vertebrate renal organs that functions in the adults of amphioxus and some lampreys, functions temporarily in larval fishes and amphibians, and is present but nonfunctional in embryos of reptiles, birds, and mammals — compare mesonephros, metanephros
Other Words from pronephros
pronephric
\ (ˌ)prō-ˈne-frik
\
adjective
\
adjective
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More Definitions for pronephros
pronephros
noun
pro·neph·ros
| \ (ˈ)prō-ˈnef-rəs, -ˌräs
\
\
plural pronephroi\ -ˌrȯi
\
\
Medical Definition of pronephros
: either member of the first and most anterior pair of the three paired vertebrate renal organs that functions in the adults of amphioxus and some lampreys, functions temporarily in larval fishes and amphibians, and is present but nonfunctional in embryos of reptiles, birds, and mammals — compare mesonephros, metanephros