Word.ws English Dictionary

castor oil

UK/ˈkɑː.stə ˌɔɪl//ˈkæ.stɚ ˌɔɪl/

castor oil noun: the pale yellow vegetable oil extracted from the castor bean; used as a laxative and an industrial lubricant.

Noun

castor oil (countable and uncountable, plural castor oils)

  1. The pale yellow vegetable oil extracted from the castor bean; used as a laxative and an industrial lubricant.
    • Every six months, spoonfuls of castor oil were administered to combat constipation.2020, Avni Doshi, Burnt Sugar, Hamish Hamilton, page 127
    Synonyms:
    ricinus oil

castor oil meaning in Tamil, Telugu, Kannada and Punjabi

castor oil in Tamil

vegetable oil
விளக்கெண்ணெய் viḷakkeṇṇey, ஆமணக்கெண்ணெய் āmaṇakkeṇṇey

castor oil in Telugu

vegetable oil
ఆముదము āmudamu

castor oil in Kannada

ಹರಳೆಣ್ಣೆ, ಕೈಯೆಣ್ಣೆ, ಔಡಲೆಣ್ಣೆ

castor oil in Punjabi

vegetable oil
ਕਸਟਰੈਲ kasṭarail
More languagesFewer languages
castor oil in Gujarati
દિવેલ divel
castor oil in Tagalog
langis ng tangan-tangan, aseyte-de-kastor

Synonyms of castor oil

Forms of castor oil

pluralcastor oils
alternative formcastor-oil

Origin of castor oil

From its medicinal use in succession to castor.

Words formed from castor oil

Questions about castor oil

What does castor oil mean?
Castor oil means the pale yellow vegetable oil extracted from the castor bean; used as a laxative and an industrial lubricant.
What is castor oil in Tamil?
Castor oil in Tamil is விளக்கெண்ணெய் (viḷakkeṇṇey), ஆமணக்கெண்ணெய் (āmaṇakkeṇṇey). See Castor oil meaning in Tamil.
What part of speech is castor oil?
Castor oil is a noun.
How do you pronounce castor oil?
Castor oil is pronounced /ˈkɑː.stə ˌɔɪl/ (UK).
What is the plural of castor oil?
The plural of castor oil is castor oils.

Words near castor oil in the dictionary

  1. castor
  2. castor bean
  3. castor bean tick
  4. castor bean ticks
  5. castor beans
  6. castor oil
  7. castor oil bean
  8. castor oil beans
  9. castor oil plant
  10. castor oil plants
  11. castor oils

Source and license

Adapted from Wiktionary: castor oil (page history and authors); castor oil (Kannada 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.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Sumxr-castor oil.wav.

Cite this entry: “castor oil.” Word.ws, https://word.ws/castor_oil. Based on Wiktionary, CC BY-SA 4.0.