equinox Meaning in the Cambridge English Dictionary Cambridge dictionaries logo
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Meaning of “equinox” in the English Dictionary

(Definition of equinox from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"equinox" in American English

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equinoxnoun [C]

 us   /ˈi·kwəˌnɑks, ˈek·wə-/
either of the two ​times during the ​year when the ​sun crosses the ​equator and ​day and ​night are of ​equallength, about ​March 21st and ​September 23rd
(Definition of equinox from the Cambridge Academic Content Dictionary © Cambridge University Press)
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