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oxalic acid

Noun CEFR B2

Definitions

A colourless, crystalline dicarboxylic acid, (COOH)₂, found in rhubarb, spinach and other plants, often as crystals of the calcium salt.

uncountable

Equivalents

Españolácido oxálico
Françaisacide oxalique
DeutschOxalsäure
17 more languages

Examples

“If not sufficiently purified, a little hydrochloric or oxalic acid, or caustic potash may be put⟳ in the water, according as the stains are from grease or from ink.”

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
See all B2 English words →

See also

oxalic anhydride oxaline oxalinic acid oxaliplatin oxalis oxalite

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