olestra

noun
oles·​tra | \ ō-ˈle-strə How to pronounce olestra (audio) \

Definition of olestra

: a noncaloric fat substitute consisting of a series of compounds that are sucrose esters of six to eight fatty acids resistant to absorption by the digestive system because of their large size

Examples of olestra in a Sentence

Recent Examples on the Web Other exhibits include potato chips made with the fat substitute olestra, which has the benefit of helping weight loss but unfortunate side-effect of diarrhea. Alexander Smith, NBC News, 14 June 2017

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

First Known Use of olestra

1987, in the meaning defined above

History and Etymology for olestra

probably by shortening & alteration from (sucrose) polyester

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Time Traveler for olestra

Time Traveler

The first known use of olestra was in 1987

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Cite this Entry

“Olestra.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/olestra. Accessed 21 Jun. 2021.

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More Definitions for olestra

olestra

noun
oles·​tra | \ ō-ˈles-trə How to pronounce olestra (audio) \

Medical Definition of olestra

: a noncaloric fat substitute consisting of a series of compounds that are sucrose esters of six to eight fatty acids resistant to absorption by the digestive system due to their large size

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