Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “illuminate”

illuminate

verb [T]     /ɪˈluː.mɪ.neɪt/ formal
to light something and make it brighter: The streets were illuminated with strings of coloured lights.Emitting and casting light to explain and show more clearly something that is difficult to understand: an article which illuminates the issues at stakeDefining and explaining
(Definition of illuminate verb from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of illuminate

Definitions of “illuminate” in other dictionaries

Word of the Day

workmanship

the skill with which something was made or done

Word of the Day

Blog

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