equinox
English
/ˈɛkwɪˌnoks/, /ˈiːkwəˌnɑːks/
noun
Definitions
- (astronomy) The intersection of the apparent path of the sun in the sky (the ecliptic) with the celestial equator.
- One of the two days on which this intersection occurs each year: (for the Northern hemisphere) March 20 or 21 in the spring and September 22 or 23 in the autumn.
Etymology
Derived from Old French equinoce derived from Latin equinoxium, aequinoctium.
Origin
Latin
aequinoctium
Gloss
Timeline
Distribution of cognates by language
Geogrpahic distribution of cognates
Cognates and derived terms
- equinoxial English
- equinoxially English
- evennight English
- night English
- aequinoctium Latin
- aequus Latin
- equinoxium Latin
- nox Latin
- Äquinoktium German
- equinozio Italian
- équinoxe French
- equinoccio Spanish, Castilian
- *ebnanahts Proto-Germanic
- efenniht Old English
- niht Old English
- *euen-night Middle English
- equinoce Old French
- equinoccio Galician
- ekinoks Turkish
- ikwinoksi Swahili