American English

Definition of dawn noun from the Oxford Advanced American Dictionary



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  1. 1[uncountable, countable] the time of day when light first appears synonym daybreak, sunrise They start work at dawn. It's almost dawn. We arrived in New York as dawn broke (= as the first light could be seen). I woke up just before dawn. summer's early dawns He works from dawn to dusk (= from morning to night). The plane took off, leaving Boston behind in a blue-gray dawn. compare dusk
  2. 2[singular] dawn (of something) the beginning or first signs of something the dawn of civilization/time/history Peace marked a new dawn in the country's history. the dawn of a golden age in European art
  3. Idioms
    at the crack of dawn (informal)
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    very early in the morning I have to get up at the crack of dawn.
    break of day/dawn (literary)
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    the moment in the early hours of the morning when it begins to get light
See the Oxford Advanced Learner's Dictionary entry: dawn