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autumnal equinox

[aw-tuhm-nl ee-kwuh-noks, ek-wuh-noks] / ɔˈtʌm nl ˈi kwəˌnɒks, ˈɛk wəˌnɒks /
NOUN
autumn
Synonyms
Antonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Or, as we say north of the equator, happy autumnal equinox!

From Scientific American • Sep. 22, 2023

On September 23, 2023, the autumnal equinox will signal the coming of fall for the Northern Hemisphere.

From National Geographic • Sep. 21, 2023

The crop was planted unusually late, after the autumnal equinox, the traditional last day of planting in the area.

From New York Times • May 11, 2022

The French revolutionaries overthrew both the government and the Gregorian calendar, and in 1792, Sept. 22, the day of the autumnal equinox, became day one of the new year.

From Seattle Times • Sep. 21, 2021

At the autumnal equinox, when the sun is crossing from the north side of the equator to the south, the full moon is crossing from the south side of the equator to the north.

From The Astronomy of the Bible An Elementary Commentary on the Astronomical References of Holy Scripture by Maunder, E. Walter (Edward Walter)