Did you know?

Click any word in a definition or example to find the entry for that word

jealous - definition and synonyms


What are red words?

90% of the time, speakers of English use just 7,500 words in speech and writing. These words appear in red, and are graded with stars. One-star words are frequent, two-star words are more frequent, and three-star words are the most frequent.



The thesaurus of synonyms and related words is fully integrated into the dictionary. Click on the thesaurus category heading under the button in an entry to see the synonyms and related words for that meaning.

adjective jealous pronunciation in British English /ˈdʒeləs/
  • Facebook
  • Twitter
  1. 1
    unhappy because someone has something that you would like or can do something that you would like to do
    I expect some of your colleagues will be jealous.
    jealous of: Other girls were jealous of her good looks.
  2. 2
    unhappy and upset because you think someone who you love is attracted to someone else
    jealous of: Sophia had admirers, and I was jealous of them.
    make someone jealous: He would dance with other women to make her jealous.
  3. 3
    formal wanting very much to protect or keep something
    jealous of: The singer became increasingly isolated and jealous of her privacy.


a course of study which is much shorter than a university course and focuses on the skills you need for a job, especially computer-related skills

BuzzWord Article

Open Dictionary


an ancient Roman system of underfloor heating, used to heat houses with hot air; from the Latin 'hypocaustum'

add a word


A must for anyone with an interest in the changing face of language. The Macmillan Dictionary blog explores English as it is spoken around the world today.

global English and language change from our blog