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or chrom-
1. Color: chromoplast.
2. Chromium: chromous.

[From Greek khrōma, color.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


or before a vowel


combining form
1. indicating colour, coloured, or pigment: chromogen.
2. (Chemistry) indicating chromium: chromyl.
[from Greek khrōma colour]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈkroʊ moʊ)

n., pl. -mos.
[by shortening]


or chromato-

a combining form meaning “color,” “pigment” (chromophil) or, by extension, “chromosome” (chromonema).
[< Greek, comb. form of chrôma color]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
Plenty of medical practices suggest that hereditary factor does play a role in the development of tumor.12Then how does familial heredity phenomenon of cancer come about At present it is possibly due to chromosome aberration.13 There are 46 chromo- somes in every cell of normal person.
It is estimated that more pregnancies are lost spontaneously than are actually carried to term.1 Most of the miscarriages are sporadic and non-recurrent and are often caused by chromo- some abnormalities in the fetus.
Telomeres are specialized DNA-protein structures found in the chromo- somes and serve as markers of biological aging rate.