vernal equinox

vernal equinox

noun
1.
See under equinox (def. 1).
2.
Also called vernal point. the position of the sun at the time of the vernal equinox.

Origin:
1525–35

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Vernal equinox is always a great word to know.
So is bezoar. Does it mean:
a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.
a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.
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e·qui·nox

[ee-kwuh-noks, ek-wuh-]
noun
1.
the time when the sun crosses the plane of the earth's equator, making night and day of approximately equal length all over the earth and occurring about March 21 (vernal equinox or spring equinox) and September 22 (autumnal equinox).
2.
either of the equinoctial points.

Origin:
1350–1400; Middle English < Medieval Latin equinoxium, for Latin aequinoctium the time of equal days and nights (aequi- equi- + noct- (stem of nox) night + -ium -ium)
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Collins
World English Dictionary
vernal equinox
 
n
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 - Complete & Unabridged 10th Edition
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American Heritage
Science Dictionary
vernal equinox   (vûr'nəl)  Pronunciation Key 
See under equinox.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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