equinox
eq‧ui‧nox /ˈiːkwənɒks, ˈiːkwɪnɒks, ˈe- $ -nɑːks/ noun [countable]
اعتدال شب و روز، نقطه اعتدالین، نجوم: برابران، نظامی: استوای نجومی
eq‧ui‧nox /ˈiːkwənɒks, ˈiːkwɪnɒks, ˈe- $ -nɑːks/
noun [countable][
Date: 1300-1400;
Language: French;
Origin: équinoxe, from Latin aequinoctium, from aequi- (EQUI-) + nox 'night']
one of the two times in a year when night and day are of equal length ⇒
solstice:
the spring equinox [TahlilGaran] Dictionary of Contemporary English ▲