equinoctal

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A form of equinoctial — Of or relating to the spring or autumnal equinox.

Scrabble 21
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Meanings

adjectiveequinoctal (not comparable)
  1. alternativenot comparableAlternative spelling of equinoctial (of or relating to an equinox).

    When the vernal equinoctal sun passed from one zodiacal constellation to the next, an Age ended and a new one began:

    1984, H. L. Resnikoff, Raymond O'Neil Wells, Mathematics in Civilization, page 88
    2 more examples

    It has been argued that this axis is most frequently related to significant solar directions, preferring the equinoctal sunrise (E) and the midwinter solstice (ESE) (Oswald 1997). The South Shields house faces the equinoctal sunrise.

    2001, The Archaeological Journal (published by the Royal Archaeological Institute), volume 158, page 148

    Other sight-lines featured by medicine wheels point to Aldebaran (α Taurus=Tau), Rigel (β Orio- nis=Ori), Fomalhaut (α Pisces Austrinus=PsA), and to the Sun's position on special equinoctal or solstitial dates.

    2008, Noah Brosch, Sirius matters, page 29
  2. alternativenot comparableAlternative spelling of equinoctial (of or relating to an equator).

    Woe to the European who dared approach the equinoctal line!

    2004, Ángela Pérez Mejía, A geography of hard times: narratives about travel to South America, 1780-1849, page 129
    2 more examples

    During his last year at Cambridge, Darwin read Alexander von Humboldt's famous Personal Narrative of Travels to the Equinoctal Regions of South America During the Years 1799-1804, a book which awakened in him "a burning zeal […]".

    2003, John Avery, Information theory and evolution, page 14

    Oh, 'twas on the broad Atlantic, 'Mid the equinoctal gales, That a young fellow fell overboard Among the sharks and whales.

    2009, Paul R. Pinet, Invitation to Oceanography, page 462

Synonyms & antonyms

Also see
equinoctial

Rhymes & wordplay

Anagrams

quinacetolcloquinate
Cite this entry
APA

equinoctal. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/equinoctal

MLA

“equinoctal.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/equinoctal. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “equinoctal,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/equinoctal.

Source: equinoctal on Wiktionary, CC BY-SA 4.0.