Word.ws English Dictionary

caustic soda

/ˌkɔːstɪk ˈsəʊdə/

caustic soda noun: sodium hydroxide (NaOH), a strong alkaline substance used in the manufacture of paint, soap and detergents, or as a drain cleaner.

Noun

caustic soda (usually uncountable, plural caustic sodas)

  1. (usually) sodium hydroxide (NaOH), a strong alkaline substance used in the manufacture of paint, soap and detergents, or as a drain cleaner.
    Synonyms:
    lye

caustic soda meaning in Tamil, Persian and Thai

caustic soda in Tamil

எரிசோடா, எரிகாரம், சாடாக் காரம், எரி சோடா, காஸ்டடிக் சோடா

caustic soda in Persian

sodium hydroxide
سود سوزآور sud-e suz-âvar

caustic soda in Thai

sodium hydroxide
โซดาไฟ soo-daa-fai, โซดาแผดเผา, คอสติกโซดา

Synonyms of caustic soda

Forms of caustic soda

pluralcaustic sodas

Questions about caustic soda

What does caustic soda mean?
Caustic soda means sodium hydroxide (NaOH), a strong alkaline substance used in the manufacture of paint, soap and detergents, or as a drain cleaner.
What is caustic soda in Tamil?
Caustic soda in Tamil is எரிசோடா, எரிகாரம், சாடாக் காரம். See Caustic soda meaning in Tamil.
What part of speech is caustic soda?
Caustic soda is a noun.
How do you pronounce caustic soda?
Caustic soda is pronounced /ˌkɔːstɪk ˈsəʊdə/.
What is the plural of caustic soda?
The plural of caustic soda is caustic sodas.

Words near caustic soda in the dictionary

  1. caustic lime
  2. caustic marine alkali
  3. caustic pencil
  4. caustic pencils
  5. caustic potash
  6. caustic soda
  7. caustic sodas
  8. caustic sulphite caramel
  9. caustic sulphite caramels
  10. caustic surface
  11. caustic surfaces

Source and license

Adapted from Wiktionary: caustic soda (page history and authors); caustic soda (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-caustic soda.wav.

Cite this entry: “caustic soda.” Word.ws, https://word.ws/caustic_soda. Based on Wiktionary, CC BY-SA 4.0.