cyanine

American  

[sahy-uh-neen, -nin] / ˈsaɪ əˌnin, -nɪn /

Also cyanin

noun

1. any of several groups of dyes that make silver halide photographic plates sensitive to a wider color range.

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cyanine British  

/ ˈsaɪəˌniːn, 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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Etymology

Origin of cyanine

First recorded in 1870–75; cyan- ¹ + -ine ²

Example Sentences

Alizarin saphirole dyes clear blue, the colour produced being much more brilliant even than those of brilliant alizarin cyanine.

From Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 8 "Dubner" to "Dyeing" by Various

For the procuration of this coloring matter the method pursued is exactly as that for the preparation of cyanine.

From The Art of Perfumery And Methods of Obtaining the Odors of Plants by Piesse, George William Septimus

The agents which generate so easily with cyanine, the rose-red, violet, or green coloration, cannot in any case impart these colors to the yellow substance obtained from flowers.

From The Art of Perfumery And Methods of Obtaining the Odors of Plants by Piesse, George William Septimus

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

From Field's Chromatography or Treatise on Colours and Pigments as Used by Artists by Salter, Thomas

However that may be, in these days both names signify cobalt compounds, cœruleum being a stannate of cobalt, and cyanine a mixture of cobalt and Prussian blue.

From Field's Chromatography or Treatise on Colours and Pigments as Used by Artists by Salter, Thomas