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a combining form meaning “single,” “simple,” used in the formation of compound words:
Also, especially before a vowel, hapl-.
Origin of haplo-
< Greek, combining form of haplóos single, simple; akin to Latin simplex Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for haplo-


combining form
single or simple: haplology, haplosis
Word Origin
from Greek haplous simple
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 haplo-

word-forming element meaning "simple, single; simply, once," from comb. form of Greek haplos "single, simple."

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

haplo- pref.

  1. Simple: haploprotein.

  2. Single: haplotype.

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