D defs.my
Entry 2 senses Webster, 1913

Emersion

· E·mer·sion · IPA /iˈmɜrʒən/
01 n. The act of emerging, or of rising out of anything; as, emersion from the sea; emersion from obscurity or difficulties.
  1. 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. 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.(Astron.)