Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “light up”

light up

phrasal verb with light
 
 
/laɪt/ verb (past tense and past participle lit, lighted)
If your face or your eyes light up, you suddenly look happy or excited: His eyes lit up when you mentioned her name.Feeling pleasure and happinessTaking pleasure in something
(Definition of light up from the Cambridge Learners Dictionary © Cambridge University Press)
Add Cambridge dictionaries to your browser to your website

Definitions of “light up” in other dictionaries

Translations of “light up”

Word of the Day

look on the bright side

to find good things in a bad situation

Word of the Day

The language of work

by Kate Woodford,
October 15, 2014
Most of us talk about our jobs. We tell our family and friends interesting or funny things that have happened in the workplace (=room where we do our job), we describe – and sometimes complain about – our bosses and colleagues and when we meet someone for the first time, we tell

Read More 

life tracking noun

October 20, 2014
the use of one or more devices or apps to monitor health, exercise, how time is spent, etc.

Read More