1

equinoctial

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adjective equi·noc·tial \ˌē-kwə-ˈnäk-shəl, ˌe-\

Definition of equinoctial

  1. 1 :  relating to an equinox or to a state or the time of equal day and night

  2. 2 :  relating to the regions or climate on or near the equator

  3. 3 :  relating to the time when the sun passes an equinoctial point

1545

First Known Use of equinoctial

1545


2

equinoctial

noun equi·noc·tial

Definition of equinoctial

  1. 1 :  equator 1

  2. 2 :  an equinoctial storm

1521

First Known Use of equinoctial

1521


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