Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “castor oil”

See all translations

castor oil

noun [U] uk   us  
a thick usually yellow oil, used especially as a medicine to help people pass the solid waste in their bowels out of the body
Translations of “castor oil”
in Spanish aceite de ricino…
in French huile de ricin…
in German das Rizinusöl…
in Chinese (Traditional) 蓖麻油(尤用作通便劑)…
in Chinese (Simplified) 蓖麻油(尤用作通便剂)…
(Definition of castor oil from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of castor oil?
Add Cambridge dictionaries to your browser to your website

Word of the Day

pup

a baby of particular animals, or a puppy

Word of the Day

I won’t tolerate it! Replacing formal words with phrasal verbs.

by Liz Walter,
April 01, 2015
When you are using a language, it is important to understand if a word is formal or informal, so that you can use it in an appropriate way. You might hear people saying dosh for money, or spud for potato, but they wouldn’t write those words in a formal essay. Similarly, a

Read More 

stackin’ p

March 30, 2015
idiom slang earning a lot of money ‘That’s a very generous present.”Yeah, well, she’s stackin’ p, innit?’

Read More