Definition of Vernal Equinox in English :
Define Vernal Equinox in English
Vernal Equinox meaning in English
Meaning of Vernal Equinox in English
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Vernal Equinox pronunciation in English
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Vernal Equinox
see synonyms of vernal equinoxNoun
2. vernal equinox
(astronomy) the equinoctial point that lies in the constellation of Pisces
WordNet Lexical Database for English. Princeton University. 2010.
Vernal Equinox
see synonyms of vernal equinoxnoun
1.
the time at which the sun crosses the plane of the equator towards the relevant hemisphere, making day and night of equal length. It occurs about March 21 in the N hemisphere (Sept 23 in the S hemisphere)
2.
a. astronomy
the point, lying in the constellation Pisces, at which the sun's ecliptic intersects the celestial equator
b.
the time at which this occurs as the sun travels south to north (March 21)
Collins English Dictionary. Copyright © HarperCollins Publishers
Vernal Equinox
see synonyms of vernal equinoxn.
1. One of two points at which the ecliptic intersects the celestial equator. At the vernal equinox, the sun's declination passes from negative to positive.
2. The moment at which the sun passes through this point on or about March 20, marking the beginning of spring in the Northern Hemisphere and autumn in the Southern Hemisphere.
The American Heritage ® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.