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cyanine

[sahy-uh-neen, -nin]
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noun
  1. any of several groups of dyes that make silver halide photographic plates sensitive to a wider color range.
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Also cy·a·nin [sahy-uh-nin] /ˈsaɪ ə nɪn/.

Origin of cyanine

First recorded in 1870–75; cyan-1 + -ine2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for cyanine

Historical Examples

  • Within the last few years, a compound similar to cyanine has appeared, under the name of Leitch's Blue.

    Field's Chromatography

    George Field

  • Unlike the former, cyanine, being composed of two old colours, can lay no claim to originality.

British Dictionary definitions for cyanine

cyanine

cyanin (ˈsaɪənɪn)

noun
  1. a blue dye used to extend the sensitivity of photographic emulsions to colours other than blue and ultraviolet
  2. any of a class of chemically related dyes, used for the same purpose
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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