equinoctial

/ษ›kwษชหˆnษ’kสƒlฬฉ/

IPA: /IY1 K W AH0 N AA1 K T Y AH0 L/

noun
  1. 1

    The great circle midway between the celestial poles; the celestial equator.

  2. 2

    The terrestrial equator.

adjective
  1. 1

    Of or relating to the spring or autumnal equinox.

    โ€œan equinoctial gale or storm, i.e. one happening at or near the time of the equinox, in any part of the worldโ€

  2. 2

    Of or relating to the celestial equator.

  3. 3

    Equatorial: Of or relating to the equator of the Earth.

Source: https://en.wiktionary.org/wiki/equinoctial