Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “octet”


noun uk   /ɒkˈtet/ us    /ɑːk-/
[C, + sing/pl verb] a group of eight singers or musicians performing togetherGroups of musiciansMusical piecesSingers [C] a piece of music written for eight peopleMusical pieces
(Definition of octet from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of octet?
Add Cambridge dictionaries to your browser to your website

Word of the Day


a measure for liquid equal to about half a litre

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