Synonyms
Antonyms

1. mid-September

noun. the middle part of September.

Synonyms

  • September
  • Sep
  • period of time
  • period
  • time period

Antonyms

  • regulation time
  • work time
  • time off
  • downtime

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Rhymes with September Equinox

2. September

noun. the month following August and preceding October.

Synonyms

  • September 11
  • Michaelmas Day
  • 9-11
  • 9/11
  • Sep
  • Sep 11
  • September equinox
  • American Indian Day
  • Citizenship Day
  • Gregorian calendar
  • September 17
  • Sept
  • New Style calendar
  • fall equinox
  • Michaelmas
  • Sept. 11
  • mid-September
  • Labor Day
  • September 29
  • Gregorian calendar month

3. equinox

noun. ['ˈiːkwəˌnɑːks'] (astronomy) either of the two celestial points at which the celestial equator intersects the ecliptic.

Synonyms

  • autumnal equinox
  • celestial point
  • vernal equinox

Antonyms

  • nadir
  • point of apoapsis
  • periapsis
  • apex

Etymology

  • aequinoctium (Latin)

4. equinox

noun. ['ˈiːkwəˌnɑːks'] 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.

Synonyms

  • autumnal equinox
  • spring equinox
  • cosmic time
  • fall equinox
  • September equinox
  • vernal equinox

Antonyms

  • vernal equinox
  • antapex
  • apoapsis
  • zenith

Etymology

  • aequinoctium (Latin)
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