1. (noun)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"
2. (noun)dawn, morning the earliest period
"the dawn of civilization"; "the morning of the world"
3. (noun)dawn an opening time period
"it was the dawn of the Roman Empire"
4. (verb)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"
5. (verb)dawn appear or develop
"The age of computers had dawned"
6. (verb)dawn become light
"It started to dawn, and we had to get up"