carbocyanine
noun
car·bo·cy·a·nine
\¦kär(ˌ)bōˈsīəˌnēn, -nə̇n\
variants: or
carbocyanine dye
Definition of carbocyanine
-s
: any of a class of cyanine dyes in whose structure the two heterocyclic rings are joined by a three-carbon chain (as =CH−CH=CH−); specifically : any such dye containing two quinoline rings —called also trimethine
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Origin and Etymology of carbocyanine
International Scientific Vocabulary carb- + cyanine; originally formed as German karbozyanin
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