pronephros

noun

pro·neph·ros | \ (ˌ)prō-ˈne-frəs,

-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

Keep scrolling for more

Learn More about pronephros

Dictionary Entries near pronephros

Statistics for pronephros

Look-up Popularity

Time Traveler for pronephros

The first known use of pronephros was in 1877

See more words from the same year

Keep scrolling for more

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