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a combining form meaning “kidney,” used in the formation of compound words:
Also, especially before a vowel, nephr-.
Origin of nephro-
combining form representing Greek nephrós kidney, kidneys Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for nephro-


combining form
kidney or kidneys: nephrotomy
Word Origin
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
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Word Origin and History for nephro-

before vowels nephr-, word-forming element meaning "kidney, kidneys," from nephro-, comb. form of Greek nephros "kidney" (see nephron).

Online Etymology Dictionary, © 2010 Douglas Harper
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nephro- in Medicine

nephro- or nephr-
Kidney; kidneylike structure: nephrotomy.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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