How to use equinox in a sentence

12 example sentences · noun

Equinox means one of two times in the year (one in March and the other in September) when the length of the day and the night are equal, which occurs when the sun is directly overhead at the equator; this marks the beginning of spring in one hemisphere and autumn in the other. Example: “The word equinox is generally taken to refer to the days when, at every point on the earth, day and night are of equal length.”

Examples of equinox by meaning

nounOne of two times in the year (one in March and the other in September) when the length of the day and the night are...

The word equinox is generally taken to refer to the days when, at every point on the earth, day and night are of equal length.2005, Clive [L. N.] Ruggles, “Equinoxes”, in Ancient Astronomy: An Encyclopedia of Cosmologies and Myth, Santa Barbara, Calif.: ABC-CLIO...
Though Midsummer’s Day celebrations are common in the modern Celtic countries, there is no evidence that the ancient Celts celebrated either the solstices or the equinoctes.2006, John T. Koch, “calendar, Celtic”, in Celtic Culture: A Historical Encyclopedia, volume I, Santa Barbara, Calif.: ABC-CLIO, →ISBN, §4...

nounA gale (“very strong wind”) once thought to occur more frequently around the time of an equinox (sense 1), now known to...

The Equinox drove the sand into their faces or round their legs, as they dived among the sheep-haunted hollows.1920 September 1, Rudyard Kipling, “The Satisfaction of a Gentleman”, in The London Magazine, London: Hunt and Clarke, […], →OCLC...

More sentences with equinox

By the fifteenth century, the vernal equinox fell in early April.2015, Brian A. Pavlac, “Liberation of Mind and Body: Early Modern Europe, 1543 to 1815”, in A Concise Survey of Western Civilization…. From the entry vernal
It marked the spring equinox and the start of the new year.1998, John H. Roger, “Origins of the ancient constellations: I. The Mesopotamian traditions”, in Journal of the British Astronomy…. From the entry Hyades
Historically, Easter was defined as occurring during the first Sunday after the first full Moon after the vernal equinox.2012, Nick Kanas, “Time and the calendar”, in Star Maps: History, Artistry, and Cartography (Springer-Praxis Books in Popular Astronomy)…. From the entry full moon
The association of Imbolc with fire comes from its place as the midpoint between the winter solstice and the vernal equinox.2007, Judy Ann Nock, “Season Three: Imbolc: First Light in the Dark of Winter”, in The Provenance Press Guide to the Wiccan Year: Spells…. From the entry Imbolc
We mark solstices and equinoxes by festivals rooted in myths.1980 December 20, Nancy Walker, “Happy Holidays”, in Gay Community News, volume 8, number 22, page 16. From the entry reaffirmation
September — the Balance poises the equinox; Scorpion gives an Octoberly nip; November's centaur Archer bends His bow, and lets an arrow slip.1985, John Heath-Stubbs, The Immolation of Aleph, page 87. From the entry Octoberly
The church feared that this delay jeopardized the sanctity of Easter (which was celebrated on the first Sunday after the first full moon following the vernal equinox).2015, Brian A. Pavlac, “Liberation of Mind and Body: Early Modern Europe, 1543 to 1815”, in A Concise Survey of Western Civilization…. From the entry vernal
During these events, most dramatic at the spring and autumn equinox, Derek Hairon, a guide with Jersey Kayak Adventures, offers “moonwalks,” two-and-a-half-hour night hikes on the lunarlike, drained ocean bed.2007 January 28, Elaine Glusac, “It’s Night. Shall We Snorkel, Cycle or Hike?”, in New York Times. From the entry lunarlike
Many foretell Michael's tide far and wide five nights on past the equinox when earls and ceorls keep harvest time with the high angel's feast remembered together throughout the land.2003, Cyril Roy Hart, Learning and culture in late Anglo-Saxon England and the influence of Ramsey Abbey on the major English monastic…. From the entry high angel

Meaning of equinox

noun One of two times in the year (one in March and the other in September) when the length of the day and the night are equal, which occurs when the sun is directly overhead at the equator; this marks the beginning of spring in one hemisphere and autumn in the other.
noun The circumstance of a twenty-four hour time period having the day and night of equal length.
noun One of the two points in space where the apparent path of the Sun intersects with the equatorial plane of the Earth.

Full definition of equinox

Questions about equinox in a sentence

How do you use equinox in a sentence?: Equinox is used as a noun. For example: “The word equinox is generally taken to refer to the days when, at every point on the earth, day and night are of equal length.”
What is a short sentence with equinox?: “We mark solstices and equinoxes by festivals rooted in myths.”
What does equinox mean?: Equinox means one of two times in the year (one in March and the other in September) when the length of the day and the night are equal, which occurs when the sun is directly overhead at the equator; this marks the beginning of spring in one hemisphere and autumn in the other.

Adapted from Wiktionary: equinox (page history and authors) and the entries each sentence comes from. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws chose the sentences, left out offensive ones and quotations older than 1900, and marked the word in each. Wiktionary data of 2026-09-02.

Last updated: 2026-09-02

Cite this page: “How to use equinox in a sentence.” Word.ws, https://word.ws/sentences/equinox. Based on Wiktionary, CC BY-SA 4.0.