Lewis Short
nephrītis | nephrītĭcus, a, um (noun F) = νεφρῖτις:
* Disease of the kidneys, nephritis [pure Lat.: renalis passio, renale vitium]: nephritis a renum languore nomen accepit: renes enim Graeci νεφρούς dicunt, Isid. Orig, 4, 7, 24.—Hence, , , adj., affected with nephritis, Cael. Aur. Tard. 5, 1, 6.
Charlton T. Lewis, Charles Short, A Latin Dictionary