Another word for dawn?

daybreak. another name is twilight. It is recognized by the presence of weak sunlight. Twilight comes at three levels. Astronomical twilight- The sky is no longer completely dark. Nautical twilight- When the horizon and a few objects are distinguishable. Civil twilight- When there is enough light so objects can be distinguished and out door activities can be commensed. Also the same is true for sunset. only in reverse, starting with Civil twilight, Nautical twilight, Astrononmical twilight.