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View synonyms for vernal equinox
vernal equinox
[ vur-nl ee-kwuh-noks, ek-wuh-noks ]
noun
- equinox1
- Also called ver·nal point. the position of the sun at the time of the vernal equinox.
vernal equinox
noun
- 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)
- astronomy the point, lying in the constellation Pisces, at which the sun's ecliptic intersects the celestial equator
- the time at which this occurs as the sun travels south to north (March 21)
vernal equinox
/ vûr′nəl /
- See under equinox
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Word History and Origins
Origin of vernal equinox1
First recorded in 1525–35
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Example Sentences
The line drawn from the sun toward the right of the figure shows the direction to the vernal equinox.
From Project Gutenberg
How many days will be required for it to move completely around the ecliptic from vernal equinox back to vernal equinox again?
From Project Gutenberg
It is the first of the twelve signs of the zodiac, which the sun enters at the vernal equinox, about the 21st of March.
From Project Gutenberg
At the vernal equinox, the ancients celebrated the bridal of the sun and the earth.
From Project Gutenberg
The festival of the vernal equinox would then be celebrated on the first of April.
From Project Gutenberg
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