soapbark

noun
soap·​bark | \ ˈsōp-ˌbärk How to pronounce soapbark (audio) \

Definition of soapbark

: a Chilean tree (Quillaja saponaria) of the rose family with glossy leaves and terminal white flowers also : its saponin-rich bark used in cleaning and in emulsifying oils

Examples of soapbark in a Sentence

Recent Examples on the Web Matrix-M relies on quillaja extract from soapbark trees. Sarah Jane Tribble, baltimoresun.com, 19 July 2021 Matrix-M is made from the bark of the soapbark tree, which is abundant in Chile. Justin Meneguzzi, National Geographic, 13 Nov. 2020 Though the company has deemed the soapbark adjuvant as safe, it has not yet been evaluated as part of a final product submitted to the U.S. Food and Drug Administration. Justin Meneguzzi, National Geographic, 13 Nov. 2020 The rare Chilean soapbark tree produces compounds that can help boost the body’s reaction to vaccines. Brendan Borrell, The Atlantic, 21 Oct. 2020 This was it: a Chilean soapbark, one of a handful planted on the Berkeley campus starting in the late 1800s. Brendan Borrell, The Atlantic, 21 Oct. 2020 This was Ricardo San Martin, a scientist who had helped develop the Chilean soapbark industry. Brendan Borrell, The Atlantic, 21 Oct. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'soapbark.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of soapbark

1861, in the meaning defined above

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Time Traveler for soapbark

Time Traveler

The first known use of soapbark was in 1861

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Dictionary Entries Near soapbark

soap apple

soapbark

soapberry

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Cite this Entry

“Soapbark.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/soapbark. Accessed 6 Dec. 2021.

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More Definitions for soapbark

soapbark

noun
soap·​bark | \ ˈsōp-ˌbärk How to pronounce soapbark (audio) \

Medical Definition of soapbark

1 : a Chilean tree of the genus Quillaja (Q. saponaria) with shiny leaves and white flowers
2 : the saponin-rich bark of the soapbark tree used in cleaning and in emulsifying oil

called also quillaja

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