Definition of jealous
1 a : intolerant of rivalry or unfaithfulness b : disposed to suspect rivalry or unfaithfulness
2 : hostile toward a rival or one believed to enjoy an advantage
3 : vigilant in guarding a possession <new colonies were jealous of their new independence — Scott Buchanan>
Examples of jealous
His success has made some of his old friends jealous.
She became very jealous whenever he talked to other women.
He was in a jealous rage.
Origin of jealous
Middle English jelous, from Anglo-French gelus, from Vulgar Latin *zelosus, from Late Latin zelus zeal — more at zeal
First Known Use: 13th century
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