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• cyan
  cyan

  noun

  cyan blue.
• cyan-
  cyan-

  variant of cyano-, usually before a vowel or h: cyanamide.

cyan

¹ American  

[sahy-an, sahy-uhn] / ˈsaɪ æn, ˈsaɪ ən /

noun

1. cyan blue.

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cyan- ² American  

1. variant of cyano-, usually before a vowel or h: cyanamide.

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cyan- ³ American  

1. variant of cyano-, before a vowel.

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cyan- ⁴ American  

1. variant of cyano-, before a vowel.

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cyan ¹ British  

/ ˈsaɪən, ˈsaɪæn /

noun

1. a highly saturated green-blue that is the complementary colour of red and forms, with magenta and yellow, a set of primary colours

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adjective

1. of this colour

   a cyan filter

cyan- ² British  

combining form

1. a variant of cyano-

   cyanamide

   cyanide

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Etymology

Origin of cyan

First recorded in 1885–90, cyan is from the Greek word kýanos dark blue

Example Sentences

One of the main recruiters in the scheme promoted by Cyan and other influencers is a special economic zone in Tatarstan, which is where weapons are believed to be produced.

From BBC • Aug. 27, 2025

“If it weren’t for my kids, I’d totally move,” said Cyan Banister, a partner at Founders Fund.

From New York Times • Mar. 4, 2018

Cyan, magenta and yellow roughly correspond to the primary colors in painting, further strengthening the link with traditional visual art.

From Los Angeles Times • Mar. 2, 2018

Tran, 25, said Thiel was not involved in the project, which he said was being funded by Cyan Banister, another partner at Thiel’s firm Founders Fund.

From The Guardian • Dec. 7, 2017

Nearly related to the hunting-dog are the dholes or wild dogs of Asia, as represented by the Central Asian Cyan primaevus and the Indo-Malay C. javanicus.

From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 4 "Carnegie Andrew" to "Casus Belli" by Various