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Meaning of squaraine | Babel Free

Noun CEFR B2

Definitions

Any of a class of organic dyes derived from squaric acid.

countable, uncountable

CEFR level

B2

Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

squaramide squarate square Square and Compass square annulus square away