jealous Meaning in the Cambridge English Dictionary
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Meaning of “jealous” in the English Dictionary

"jealous" in British English

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jealousadjective

uk   us   /ˈdʒel.əs/

jealous adjective (UNHAPPY)

B1 upset and ​angry because someone that you ​loveseemsinterested in another ​person: a jealous ​husband/​wife Anna says she feels jealous every ​time another woman ​looks at her ​boyfriend.B2 unhappy and ​angry because someone has something that you ​want: He had always been very jealous of his brother's good ​looks.
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jealous adjective (CAREFUL)

extremelycareful in ​protecting someone or something: She is very jealous of her ​independence, and doesn't ​want to get ​married. Her ​parents used to ​keep a jealous watch over her when she was ​young.
jealously
adverb uk   us   /-li/
B2 The ​exactlocation of the ​hotel where the ​royalcouple is ​staying is a jealously (= ​carefully) guardedsecret. She ​eyed Gwen's ​engagementring jealously.
(Definition of jealous from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"jealous" in American English

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jealousadjective

 us   /ˈdʒel·əs/

jealous adjective (WANTING QUALITIES)

unhappy and ​slightlyangry because you ​wish you had someone else’s ​qualities, ​advantages, or ​success: Ron was jealous of his colleague’s ​promotion.

jealous adjective (FEARFUL ABOUT LOVE)

fearing that someone you ​loveloves someone ​else or is ​loved by someone ​else

jealous adjective (CAREFUL TO PROTECT)

very ​careful to ​protect someone or something: Her ​parentskept a jealous ​watch over her.
jealously
adverb  us   /ˈdʒel·əs·li/
He jealously ​guarded his ​privacy.
(Definition of jealous from the Cambridge Academic Content Dictionary © Cambridge University Press)
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