a combining form meaning “double,” “in pairs,” used in the formation of compound words: diplococcus.
Also especially before a vowel, dipl-.

Origin of diplo-

< Greek, combining form of diplóos twofold
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British Dictionary definitions for diplo-


before a vowel dipl-

combining form


Word Origin for diplo-

from Greek, from diploos, from di- 1 + -ploos -fold
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

Medicine definitions for diplo-



Having double the basic number of chromosomes; diploid:diplont.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.