equinoctial
adjective
- relating to either of the equinoxes or to equal periods of day and night
- occurring at or about the time of an equinox
- equatorial
noun
- celestial equator
- a storm occurring at or about the time of an equinox
See equinoctial in American Heritage Dictionary 4
(ēˌkwə-nŏkˈshəl, ĕkˌwə-)
adjective- Relating to an equinox.
- Relating to the celestial equator.
noun- A violent storm of wind and rain occurring at or near the time of the equinox.
- See celestial equator.
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