Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English


English definition of “serene”


adjective     /səˈriːn/
C2 peaceful and calm; worried by nothing: She has a lovely serene face.Calm and relaxed serenely     /-li/ adverb She smiled serenely and said nothing.Calm and relaxed serenity     /səˈren.ɪ.ti/ US  /-ə.t̬i/ noun [U] C2 I admired her serenity in the midst of so much chaos.Calm and relaxed
(Definition of serene adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of serene

Definitions of “serene” in other dictionaries

Word of the Day


something that you do to prepare yourself for an activity, especially gentle exercises before a physical activity

Word of the Day


Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More