olestra

play
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

Origin and Etymology of olestra

probably by shortening & alteration from (sucrose) polyester


First Known Use: 1987


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

Learn More about olestra


Seen and Heard

What made you want to look up olestra? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

a mode of satirical wit

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

  • manet-jeanne-spring
  • Which is a synonym of chaffer?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ