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Day-Glo

adjective
 
 
/ˈdeɪ.ɡləʊ/ US  /-ɡloʊ/ trademark

Definition

in or of a colour that seems to shine especially brightly in ordinary light: Day-Glo swimsuitsThe qualities of colour
(Definition of Day-Glo adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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