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

Noun
oxalic acid (uncountable)
- A colourless, crystalline dicarboxylic acid, (COOH)₂, found in rhubarb, spinach and other plants, often as crystals of the calcium salt.
- 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.1880, William Blades, The Enemies of Books, page 92
- Synonyms:
- acid of sugar, ethanedioic acid
oxalic acid meaning in Tamil
oxalic acid in Tamil
- ஒட்சாலிக்கமிலம், ஆக்சாலிக் அமிலம்
Synonyms of oxalic acid
Words formed from oxalic acid
Questions about oxalic acid
- What does oxalic acid mean?
- Oxalic acid means a colourless, crystalline dicarboxylic acid, (COOH)₂, found in rhubarb, spinach and other plants, often as crystals of the calcium salt.
- What is oxalic acid in Tamil?
- Oxalic acid in Tamil is ஒட்சாலிக்கமிலம், ஆக்சாலிக் அமிலம். See Oxalic acid meaning in Tamil.
- What part of speech is oxalic acid?
- Oxalic acid is a noun.
Words near oxalic acid in the dictionary
Source and license
Adapted from Wiktionary: oxalic acid (page history and authors); oxalic acid (Tamil Wiktionary) (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.
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Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Vealhurl-oxalic acid.wav.
Cite this entry: “oxalic acid.” Word.ws, https://word.ws/oxalic_acid. Based on Wiktionary, CC BY-SA 4.0.
