quillay

English

Noun

quillay (plural quillays)

1. The soapbark tree, Quillaja saponaria; the bark of this tree used as a source of saponin

Spanish

Etymology

Borrowed from Mapudungun küllay.

Noun

quillay m (plural quillayes)

1. soapbark Quillaja saponaria

Descendants

• → English: quillai

Further reading

• “quillay”, 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