Meaning & use
equinox
Either of the two times a year when day and night are of approximately equal length everywhere.
See it in a sentence
Farmers traditionally planted certain crops around the spring equinox.
The autumn equinox falls in late September in the Northern Hemisphere.
A note on using this word
Do not confuse equinox with solstice, which marks the longest or shortest day rather than equal day and night.
Words with a similar meaning
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