a combining form meaning “good,” “well,” occurring chiefly in words of Greek origin (eupepsia); in scientific coinages, especially taxonomic names, it often has the sense “true, genuine” (eukaryote)
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Origin of eu-
< Greek, combining form of eús good (adj.) or eú, eû (neuter, used as adv.) well
Words nearby eu-
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for eu-
well, pleasant, or goodeupeptic; euphony
Word Origin for eu-
via Latin from Greek, from eus good
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 eu-
Good; well; true:eupepsia.
A derivative of a specified substance:euglobulin.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.