Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “commence”


verb [I or T]     /kəˈmens/ formal
C2 to begin something: We will commence building work in August of next year. Shall we let the meeting commence? [+ -ing verb] Unfortunately, he commenced speaking before all the guests had finished eating.Starting and beginningStarting again
(Definition of commence verb from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of commence

Definitions of “commence” in other dictionaries

Word of the Day


a document given to students or reporters which contains information about a particular subject

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