English Explanatory Dictionary

equinoctial

English dictionary entry

Meanings

adj
  1. Of or relating to the spring or autumnal equinox.
  2. Of or relating to the celestial equator.
  3. Equatorial: of or relating to the equator of the Earth.
  4. Of flowers: that open and close at particular times of day.
noun
  1. The great circle midway between the celestial poles; the celestial equator.
  2. The terrestrial equator.
  3. An equinoctial gale.

Pronunciation

/ˌɛk.wɪˈnɒk.ʃəl/ /ˌiː.kwəˈnɑk.ʃəl/ /ˌɛk.wəˈnɑk.ʃəl/ LL-Q1860 (eng)-Vealhurl-equinoctial.wav

Word forms

equinoctial æquinoctial equinoctials

Etymology

Inherited from Middle English equinoctial, equinoccial, equinoxial, from Old French equinoxial, from Latin (circulus) aequinoctiālis, from aequinoctium + -alis.

Synonyms

equinoctal equinoxial equatorial

Derived words

equinoctial circle equinoctial colure equinoctial line equinoctially equinoctial point equinoctial time equinoctial year interequinoctial vernal equinoctial
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