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

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

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

Another class of bodies also concerns our subject: the special sensitisers used by the photographer to modify the spectral distribution of sensibility of the haloid salts, _e.g._ eosine, fuchsine, cyanine.

From The Birth-Time of the World and Other Scientific Essays by Joly, John

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

Whether these remarks are applicable to cyanine or not is a question for artists to decide: in our opinion, with so many semi-stable original pigments, the introduction of semi-stable compounds is to be deprecated.

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

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