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Meaning of heptamethine | Babel Free

Noun CEFR C1

Definitions

Any of a group of cyanine dyes that have a line of seven -CH= groups

CEFR level

C1

Advanced
This word is part of the CEFR C1 vocabulary — advanced level.

See also

heptamethoxyflavone heptamethyl heptamethylene heptamethylnonane heptaminol heptamolybdate