n.
Pronunciation: ' do ̇ n, ' dän
Function: intransitive verb
Etymology: Middle English, probably back-formation from dawning daybreak, alteration of dawing, from Old English dagung, from dagian
Date: 15th century
1 : to begin to grow light as the sun rises
2 : to begin to appear or develop
3 : to begin to be perceived or understood <the truth finally dawn ed on us>