Emersion

Part of speech: noun (n.)

1. The act of emerging, or of rising out of anything; as, emersion from the sea; emersion from obscurity or difficulties. Their immersion into water and their emersion out of the same. Knatchbull.

2. The reappearance of a heavenly body after an eclipse or occultation; as, the emersion of the moon from the shadow of the earth; the emersion of a star from behind the moon.