equinoccial

Spanish

Etymology

Borrowed from Latin aequinoctiālis, from aequinoctium (“equinox”).

Pronunciation

• IPA^(key): /ekinoɡˈθjal/ [e.ki.noɣ̞ˈθjal] (Equatorial Guinea, Spain)
• IPA^(key): /ekinoɡˈsjal/ [e.ki.noɣ̞ˈsjal] (Latin America, Philippines)
• Rhymes: -al
• Syllabification: e‧qui‧noc‧cial

Adjective

equinoccial m or f (masculine and feminine plural equinocciales)

1. (astronomy) equinoctial

Derived terms

• línea equinoccial f
• punto equinoccial m

Related terms

• equinoccio m

Further reading

• “equinoccial”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.8.1, Royal Spanish Academy [Spanish: Real Academia Española], 15 December 2025