ESO

See also: eso, Eso, eső, -eso, eso-, and ɛ̀sɔ̃́

English

Noun

ESO (plural ESOs)

1. (UK) Initialism of electricity system operator.

Spanish

Noun

ESO f (uncountable)

1. (Spain) Acronym of Educación Secundaria Obligatoria (“the Spanish secondary education system that aims to prepare students between the ages of 11 and 16 for their next studies or the world of work.”).

Further reading

• “ESO”, in Diccionario de la lengua española, Vigésima tercera edición, Real Academia Española, 2014