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cyano-1

1.
a combining form meaning “blue, dark blue,” used in the formation of compound words:
cyanotype.
Also, especially before a vowel, cyan-1 .
Origin
< Greek kýano(s) dark blue (adj.), dark-blue substance (noun)

cyano-2

1.
a combining form representing cyanide, in the formation of compound words:
cyanogen.
Also, especially before a vowel, cyan-2 .

cyano-3

1.
a combining form used in the names of chemical compounds in which the cyano group is present:
cyanohydrin.
Also, especially before a vowel, cyan-3 .
Origin
combining form representing cyanogen
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for cyano-

cyano-

combining form
1.
blue or dark blue: cyanotype
2.
indicating cyanogen: cyanohydrin
3.
indicating cyanide
Word Origin
from Greek kuanos (adj) dark blue, (n) dark blue enamel, lapis lazuli
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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cyano- in Medicine

cyano- or cyan-
pref.

  1. Blue: cyanosis.

  2. Cyanide: cyanocoalbumin.

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