Any tree of the genus Sapindus, especially Sapindus saponaria, the fleshy part of whose fruit is used instead of soap in washing linen; -- also called soap tree.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). soapberry tree. Retrieved September 24, 2026, from http://smartdefine.org/soapberry_tree/definitions/2063566 |
| Chicago | Webster's. 2011. "soapberry tree" http://smartdefine.org/soapberry_tree/definitions/2063566 (accessed September 24, 2026). |
| Harvard | Webster's 2011, soapberry tree, Smart Define, viewed 24 September, 2026, <http://smartdefine.org/soapberry_tree/definitions/2063566>. |
| MLA | Webster's. "soapberry tree" 28 May 2011. Web. 24 September 2026. <http://smartdefine.org/soapberry_tree/definitions/2063566> |