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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