Definition of emersion in English:

emersion

Line breaks: emer|sion
Pronunciation: /ɪˈməːʃ(ə)n
 
, iː-/

noun

[mass noun]
1The process of emerging from water after being submerged: some coral species can survive emersion for up to three hours
More example sentences
  • Organisms that live higher on the shore experience larger daily and seasonal fluctuations in microhabitat conditions, due to their greater exposure to terrestrial conditions during emersion.
  • Presumably, the increased chaperone need is induced by exaggerated gill protein denaturation in response to elevated body temperatures during emersion.
  • The restructuring of the membrane bilayer, which may occur during the tidal cycle, if body temperature fluctuates widely during emersion and immersion, represents a second energetic cost to intertidal species.
2 Astronomy The reappearance of a celestial body after its eclipse or occultation.
More example sentences
  • The spectacular reappearance of the planet - emersion - should be plainly visible to the unaided eye.
  • Such terminology may also be used for eclipses and occultations, along with their synonyms immersion and emersion.
  • So at 3.45pm BST, we decided to pack up and go to our respective homes in order to observe the emersion of Venus if we could.

Origin

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

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