WordReference Random House Unabridged Dictionary of American English © 2026
cy•a•nine
(sī′ə nēn′, -nin),USA pronunciation n.
- Photographyany of several groups of dyes that make silver halide photographic plates sensitive to a wider color range.
- cyan-1 + -ine2 1870–75
'cyanine' also found in these entries (note: many are not synonyms or translations):