The two annually recurring times at which the sun arrives at the Equinoctial Points (q. v .), viz., 21st March and 22nd September, called respectively the vernal and the autumnal equinoxes in the northern hemisphere, but vice versa in the southern; at these times the sun is directly over the equator, and day and night is then of equal length over the whole globe.
The Nuttall Encyclopædia: Being a Concise and Comprehensive Dictionary of General Knowledge[1] is a late 19th-century encyclopedia, edited by Rev. James Wood, first published in London in 1900 by Frederick Warne & Co Ltd.
WikipediaEditions were recorded for 1920, 1930, 1938 and 1956 and was still being sold in 1966. Editors included G. Elgie Christ and A. L. Hayden for 1930, Lawrence Hawkins Dawson for 1938 and C. M. Prior for 1956.[2]
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