Definition of mesonephros
mesonephricplay \-frik\ adjective
Medical Definition of mesonephros
: either member of the second and midmost of the three paired vertebrate renal organs that functions in adult fishes and amphibians but functions only in the embryo of reptiles, birds, and mammals in which it is replaced by a metanephros in the adult—called also Wolffian body; compare pronephros
Learn More about mesonephros
Britannica.com: Encyclopedia article about mesonephros
Seen and Heard
What made you want to look up mesonephros? Please tell us where you read or heard it (including the quote, if possible).