March 21.

synonyms: March equinox, spring equinox.

Roget 125: morning, morn, forenoon, a.   m., prime, dawn, daybreak; dayspring^†, foreday^†, sunup; peep of day, break of day; aurora; first blush of the morning, first flush of the morning, prime of the morning; twilight, crepuscule, sunrise; cockcrow, cockcrowing^†; the small hours, the wee hours of the morning.    spring; vernal equinox, first point of Aries.    noon; midday, noonday; noontide, meridian, prime; nooning, noontime.    summer, midsummer.    ... show more

Dutch: lentenachtevening, lenteëvening, voorjaarsnachtevening

astronomy The equinoctial point that lies in the constellation of Pisces.