equinoctial

adjective
equi·​noc·​tial | \ ˌē-kwə-ˈnäk-shəl How to pronounce equinoctial (audio) , ˌe- \

Definition of equinoctial

 (Entry 1 of 2)

1 : relating to an equinox or to a state or the time of equal day and night
2 : relating to the regions or climate on or near the equator
3 : relating to the time when the sun passes an equinoctial point

equinoctial

noun

Definition of equinoctial (Entry 2 of 2)

2 : an equinoctial storm

Examples of equinoctial in a Sentence

Recent Examples on the Web: Adjective The inner bark of that red willow is the main ingredient used to make tobacco for the equinoctial Sacred Pipe ceremony, which is meant to rekindle the sacred fire of life on Earth. National Geographic, "Vernal Equinox 2018: Facts About the First Day of Spring," 20 Mar. 2018 Post-equinoctial 90s qualify as unusual in Philly Anthony R. Wood, Philly.com, "Autumn's rare harvest of heat," 26 Sep. 2017 The inner bark of that red willow is the main ingredient used to make tobacco for the equinoctial Sacred Pipe ceremony, which is meant to rekindle the sacred fire of life on Earth. National Geographic, "First Day of Spring Marked With Sun Daggers, Light Snakes," 17 Mar. 2016

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'equinoctial.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of equinoctial

Adjective

1545, in the meaning defined at sense 1

Noun

1521, in the meaning defined at sense 1

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Time Traveler for equinoctial

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The first known use of equinoctial was in 1521

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Cite this Entry

“Equinoctial.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/equinoctial. Accessed 9 May. 2021.

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More from Merriam-Webster on equinoctial

Nglish: Translation of equinoctial for Spanish Speakers

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