ren-

ren-

prefix meaning "kidney": renicardiac, reniform, renocortical.

ren-

Combining form meaning kidney.
[L. ren, kidney]

reno-

, ren- [L. ren(es), kidney(s)]
Prefixes meaning kidney.
See: nephro-
References in classic literature ?
Petersburg, at a point where the Mississippi River was a trifle over a mile wide, there was a long, narrow, wooded island, with a shallow bar at the head of it, and this offered well as a ren- dezvous.
in those designating the birth order, the so-called pai hang [CHINESE CHARACTERS NOT REPRODUCIBLE IN ASCII] system, which was in force in all clans, in the Ren- and in the Min-segment.