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.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI