soap tree
The term "soap tree" refers to various plants whose parts can be used as natural soap due to their saponin content.
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Definition
C1South America
(regional)A tree from the genus Quillaja, especially Quillaja saponaria, whose bark is used as a natural soap.
Example
- Quillaja saponaria, a soap tree native to South America, is valued for its soap-producing bark.
C1Botany
(general)A tree or shrub whose leaves or fruit can be used as a substitute for soap due to their saponin content.
Example
- Many indigenous cultures used the soap tree for cleaning due to its natural saponin content.
C1Australia
(regional)A specific tree, Alphitonia excelsa, known for its use as a natural soap.
Example
- In Australia, the soap tree, Alphitonia excelsa, is commonly found in coastal forests.
Similar
Terms that have similar or relatively close meanings to "soap tree":
soap plantsoap barsoap offsoap filmtallow treesoap boytea treesoap dodger