Noun

• S: (n) dawn, dawning, morning, aurora, first light, daybreak, break of day, break of the day, dayspring, sunrise, sunup, cockcrow (the first light of day) "we got up before dawn"; "they talked until morning"
• S: (n) dawn, morning (the earliest period) "the dawn of civilization"; "the morning of the world"
• S: (n) dawn (an opening time period) "it was the dawn of the Roman Empire"

Verb

• S: (v) click, get through, dawn, come home, get across, sink in, penetrate, fall into place (become clear or enter one's consciousness or emotions) "It dawned on him that she had betrayed him"; "she was penetrated with sorrow"
• S: (v) dawn (appear or develop) "The age of computers had dawned"
• S: (v) dawn (become light) "It started to dawn, and we had to get up"