See Also: quillaja(dictionary)

quillaja (iou)



quillaja noun. Also quillaia. M19.
[mod. Latin (see below) from Spanish from Araucanian quillai, quillay soapbark tree, from quillcan to wash.]
Any tree of the S. American genus Quillaja, of the rose family; esp. the soapbark tree, Q. saponaria.