myEtymology.com: English etymology of equinox

Etymology of the English word equinox

the English word equinox

derived from the Latin word aequinoctium (equinox)

derived from the Latin word nox (night)

derived from the Proto-Indo-European root *nekʷ-t-

derived from the Latin word aequus (level, even, equal)

derived from the Medieval Latin word equinoxium

The earliest known usage of equinox in English dates from the 14th century.

Word found in Modern English