noun, masculine/ʁɔ.ɲɔ̃/plural: rognons
kidney
Related: rognon blanc
Inherited from Middle French rognon, roignon, from Old French roignon, rognon, from Vulgar Latin *rēniōnem, *rēniōnem, from Latin rēn (“kidney”). Cognate with Norman rignon, Spanish riñón, Occitan renhon. See also French rein and -on.