brighten Pronunciation: /ˈbraɪtn/Translate brighten | into German | into Italian | into Spanish French translation of brightenPhrasal verbs brighten upA. a [person] s'égayer (at à); [face] s'éclairer (at à) b [weather] s'éclaircirB. égayer [room, decor]brighten in other Oxford dictionaries Definition of brighten in the British & World English dictionary Definition of brighten in the US English dictionary