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'''Equinox''' is the time when the [[sun]] crosses the [[earth]]'s [[equator]], making night and day of approximately equal length all over the earth. Equinox occurs about March 21 (the spring or vernal equinox) and September 22 (autumnal equinox) each year.<ref>http://www.weather.gov/glossary/index.php?letter=e</ref>
'''Equinox''' is the time when the [[sun]] crosses the [[earth]]'s [[equator]], making night and day of approximately equal length all over the earth. Equinox occurs about March 21 (the spring or vernal equinox) and September 22 (autumnal equinox) each year.<ref>http://www.weather.gov/glossary/index.php?letter=e</ref>
The spring equinox of March 21 is traditionally regarded as the First Day of Spring in much of Europe. Until the eighteenth century, it was also the date on which [[New Year]] was celebrated in [[England]] and some other nations.
==References==
==References==