Autumnal equinox
Autumnal equinox noun - September 22.
Show all Definitions
Synonyms for Autumnal equinox
September equinox and autumnal equinox are semantically related. In some cases you can use "September equinox" instead a noun phrase "Autumnal equinox".
September equinox
September equinox noun - September 22.
Show all Definitions
Synonyms for September equinox
Autumnal equinox and September equinox are semantically related. You can use "Autumnal equinox" instead a noun phrase "September equinox".
Mutual synonyms
Cite this Source
September equinox and Autumnal equinox. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/autumnal_equinox/september_equinox
Autumnal equinox & September equinox. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/autumnal_equinox/september_equinox>.
September equinox or Autumnal equinox. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/autumnal_equinox/september_equinox.
Google Ngram Viewer shows how "autumnal equinox" and "September equinox" have occurred on timeline