How to Use equinox in a Sentence

equinox

noun
  • The spring equinox is when light and dark (day and night) are equal.
    Allure, 18 Mar. 2022
  • Over the last few years, the spring equinox has landed on March 20.
    Victoria Moorwood, The Enquirer, 26 Feb. 2024
  • On the 23rd, the Sun enters Libra and brings us across the threshold of the equinox.
    Steph Koyfman, Condé Nast Traveler, 28 Aug. 2023
  • So, the first day of the year always kicks off with the vernal equinox.
    Forrest Brown, CNN, 19 Mar. 2022
  • The equinox is defined based on the position of the center of the sun.
    Jack Lee, San Francisco Chronicle, 23 Sep. 2022
  • The autumnal equinox marks the start of fall, while the vernal equinox marks the start of spring.
    Olivia Munson, USA TODAY, 1 May 2023
  • The backstone of its sister tomb, Knowth, lights up at the equinox.
    Kevin Fisher-Paulson, San Francisco Chronicle, 28 Mar. 2023
  • The fall equinox, the day many think of as the official start to fall, will be Thursday, Sept. 22.
    Leigh Morgan, al, 16 Sep. 2022
  • The day of the equinox changes from year to year on the calendar cycle because of the length of the solar year.
    Marina Johnson, Detroit Free Press, 24 Mar. 2023
  • The harvest moon is the full moon that's closest to the autumnal equinox.
    Doyle Rice, USA TODAY, 11 Jan. 2024
  • No need to check the equinox: Oaks Park is opening for its 118th season.
    Sswindler, oregonlive, 23 Mar. 2023
  • The harvest moon is the full moon closest to the autumnal equinox.
    Julia Musto, Fox News, 9 Sep. 2022
  • The harvest moon is the full moon closest to the September equinox.
    Doyle Rice, USA TODAY, 6 Oct. 2022
  • Thursday was the first day of fall, also known as the autumn equinox.
    Jack Lee, San Francisco Chronicle, 23 Sep. 2022
  • For some, spring cleaning takes place around the time of the vernal equinox, which this year fell on March 20.
    Derrick Bryson Taylor, New York Times, 11 Apr. 2023
  • But unlike the equinox, the end of the war isn’t preprinted on any calendar.
    Margaret Roach, San Diego Union-Tribune, 24 Feb. 2024
  • The spring equinox, which marks the official start of spring, is on Tuesday, March 19.
    Hanh Truong, Sacramento Bee, 7 Mar. 2024
  • The next seasonal milestone will be the fall equinox, which will be Sept. 22.
    Leigh Morgan, al, 21 June 2022
  • The equinox is the moment the sun's rays shine directly on Earth's equator.
    Editors, USA TODAY, 20 Mar. 2022
  • The first week in August marks the midway between the summer solstice and the fall equinox.
    Joan Rusek, cleveland, 1 Aug. 2022
  • Although summer has ended and the fall equinox has come and gone, the heat has not — in our love lives, that is.
    Elizabeth Gulino, refinery29.com, 27 Sep. 2022
  • Polling shows that more people think Labor Day marks the end of summer than the fall equinox.
    Harry Enten, CNN, 29 May 2022
  • Warm and full of life, ginger hair just screams autumn equinox.
    Lillian Chen, Seventeen, 21 June 2023
  • The fall equinox is upon us and there are a number of ways to celebrate.
    Calin Van Paris, Vogue, 22 Sep. 2023
  • With the passing of the autumn equinox late last month, those of us who live far from the equator feel the change in the balance of day and night.
    Frank Wilczek, WSJ, 6 Oct. 2022
  • In the Northern Hemisphere, the autumnal equinox is Sept. 22, marking the start of the fall season.
    Emily Deletter, The Enquirer, 21 Sep. 2022
  • The effect is visible for about the week before and after the equinox.
    Chicago Tribune Staff, Chicago Tribune, 20 Mar. 2023
  • The equinox had just passed; the snow that blankets the island for most of the year had not started falling, but the change of seasons was in the air.
    Emily Witt, The New Yorker, 21 Nov. 2022
  • There's a good reason to go to Iceland during one of the year's two equinoxes.
    Jamie Carter, Travel + Leisure, 6 July 2023
  • In January the days and short and the nights are long, but after equinox in late March the days quickly overtake the nights.
    Jamie Carter, Forbes, 27 Jan. 2023

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'equinox.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Last Updated: