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• cyano
  cyano

  adjective

  containing the cyano group.
• cyano-
  cyano-

  a combining form meaning “blue, dark blue,” used in the formation of compound words.

cyano

¹ American  

[sahy-uh-noh, sahy-an-oh] / ˈsaɪ əˌnoʊ, saɪˈæn oʊ /

adjective

Chemistry.

1. containing the cyano group.

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cyano- ² American  

1. a combining form meaning “blue, dark blue,” used in the formation of compound words.

   cyanotype.

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cyano- ³ American  

1. a combining form representing cyanide in the formation of compound words.

   cyanogen.

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cyano- ⁴ American  

1. a combining form used in the names of chemical compounds in which the cyano group is present.

   cyanohydrin.

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cyano- British  

combining form

1. blue or dark blue

   cyanotype

2. indicating cyanogen

   cyanohydrin

3. indicating cyanide

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Etymology

Origin of cyano¹

First recorded in 1960–65; independent use of cyano- ³

Origin of cyano-²

< Greek kýano ( s ) dark blue (adj.), dark-blue substance (noun)

Origin of cyano-⁴

Combining form representing cyanogen