[ih-mur-zhuh n, -shuh n]
Origin of emersion
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for emersion
Made an observation on an emersion of one of Jupiter's satellities.
I obtained an emersion of the first satellite under favorable circumstances, the night being still and clear.
At three in the morning I obtained an observation of an emersion of the first satellite of Jupiter, with other observations.
I obtained, with other observations, an immersion and emersion of the third satellite.
After about the middle of the totality, and so after the emersion of the sun, we saw Venus very plainly, but no other star.The Book of Curiosities
- the act or an instance of emerging
- Also called: egress astronomy the reappearance of a celestial body after an eclipse or occultation
C17: from Latin ēmersus, from ēmergere; see emerge
Word Origin and History for emersion
1630s, noun of action from past participle stem of Latin emergere (see emerge). Originally of eclipses and occultations.
Online Etymology Dictionary, © 2010 Douglas Harper