Noah Webster
Emersion
EMER'SION, noun [from Latin emergo. See Emerge.]
1. The act of rising out of a fluid or other covering or surrounding substance; opposed to immersion.
2. In astronomy, the reappearance of a heavenly body after an eclipse, as the emersion of the moon from the shadow of the earth; also, the time of reappearance.
3.. The reappearance of a star, which has been hid by the effulgence of the sun's light.
4. Extrication.