a combining form meaning “kidney,” used in the formation of compound words: nephrolith.
Also especially before a vowel, nephr-.

Origin of nephro-

combining form representing Greek nephrós kidney, kidneys Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for nephro-


before a vowel nephr-

combining form

kidney or kidneysnephrotomy

Word Origin for nephro-

from Greek nephros
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for nephro-



Kidney; kidneylike structure:nephrotomy.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.