Dawn v. i. : To begin to grow light in the morning; to grow light; to break, or begin to appear; as, the day dawns; the morning dawns.

Dawn v. i. : To began to give promise; to begin to appear or to expand.

Dawn n. : The break of day; the first appearance of light in the morning; show of approaching sunrise.

Dawn n. : First opening or expansion; first appearance; beginning; rise.

Example:
What is the difference between Astronomical Dawn and Astronomical twlight ?

Taxonomy
DAWN, Pakistan news, cricket, gallery, South Asia, business, Lahore, law, weather, sports, video, terrorists, tangible manifestation, broad support, White House spokesman, Gibbs, militants, Rehman.

Defination from the web:
Internet edition of the English-language newspaper from Pakistan covering national and international news.