olestra

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noun oles·tra \ō-ˈle-strə\

Definition of olestra

  1. :  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

Recent Examples of olestra from the Web

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.

Origin and Etymology of olestra

probably by shortening & alteration from (sucrose) polyester


Medical Dictionary

olestra

play
noun oles·tra \ō-ˈles-trə\

Medical Definition of olestra

  1. :  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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