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Meaning of rubiacin | Babel Free

Noun CEFR B2

Definitions

A substance found in madder root, and probably identical with ruberythrinic acid.

uncountable

CEFR level

B2

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

See also

rubiadin Rubiales rubian rubianic acid Rubiano rubicelle