[iːˈməːʃn], (Noun)

Definitions:
- the process of emerging from water after being submerged
(e.g: some coral species can survive emersion for up to three hours)

- the reappearance of a celestial body after its eclipse or occultation


Phrases:

Origin:
mid 17th century: from late Latin emersio(n-), from Latin emergere (see emerge)