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Meaning of salt of sorrel | Babel Free

Noun CEFR C1

Definitions

Acid potassium oxalate, or potassium quadroxalate, used as a solvent for ink stains.

obsolete, uncountable

CEFR level

C1
Advanced
This word is part of the CEFR C1 vocabulary — advanced level.
See all C1 English words →

See also

salt of tartar salt of the earth salt of tin salt of Venus salt of vitriol salt of wisdom

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