subsuelo

Spanish

Etymology

From sub- +‎ suelo.

Noun

subsuelo m (plural subsuelos)

1. basement
2. (soil science) subsoil

   Synonym: sustrato

Further reading

• “subsuelo”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), 23rd edition, Royal Spanish Academy, 2014 October 16