Equinoctial
/ˌiːkwɪˈnɑːkʃl,ˌekwɪˈnɑːkʃl/
Definition 1 of 3
Pro Tip 1/2Equinox Dates
Remember 'equinoctial' is linked to two specific dates: around March 20 and September 22.
Scientists use the equinoctial points to mark the beginning of spring and autumn.
Pro Tip 2/2Day & Night
'Equinoctial' implies an equal duration of daylight and nighttime, which happens twice a year.
Many cultures celebrate equinoctial events with festivals or rituals.
Compare with
AstronomicalCelestialEquatorialGeographicalOrbitalTerritorialTropical
Never forget "Equinoctial"
Humans forget easily. That's why you should download WordUp: Smart reminders, word games, AI practice, and much more!
WordUp Chrome Extension
As you browse the web instantly look up words you don’t know.
Get Chrome Extension