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illuminate

verb [T]
 
 
/ɪˈluː.mɪ.neɪt/ formal

Definition

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