spring equinox

1. March 21 (synset 115248370)
   is a type of: equinox - either of two times of the year when the sun crosses the plane of the earth's equator and day and night are of equal length
   subtypes: noruz, nowrooz, nowruz - (Persian) the new year holiday in Iran and Azerbaijan and Afghanistan and Pakistan and parts of India and among the Kurds; comes at the vernal equinox
   is a part of:

   • mar, march - the month following February and preceding April
   • spring, springtime - the season of growth
   same as: march equinox, vernal equinox

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