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

See Examples For:

cyanine

Among the semi-stable, must be classed cyanine or Leitch's blue, smalt, and Prussian blue.

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

Sulphon cyanine works well with other dye-stuffs, and gives shades which are fast to milling.

From The Dyeing of Woollen Fabrics by Franklin Beech

Scarlet-red flowers also contain cyanine reddened by an acid, but in such cases this substance is mixed with a yellow coloring matter which we will now describe.

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

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 George William Septimus Piesse

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 Thomas Salter