Olestran.

Brit.

/əˈlɛstrə/, U.S.

/oʊˈlɛstrə/

Forms: also with lower-case initial.

Origin: Apparently formed within English, by compounding. Etymons: oleo- comb. form, ester n., English -a.

Etymology: Apparently < ol- (in oleo- comb. form) + estr-, alteration of ester n. + -a, arbitrary ending.

A synthetic polyester of sucrose which may be used as an effectively calorie-free substitute for fat in various foods because of its ability to pass through the digestive system without being absorbed.

ΚΠ

1987 PR Newswire (Nexis) 7 May The proposed generic name of this ingredient is Olestra (formerly referred to as sucrose polyester).

1989 Farm Jrnl. Oct. 26/2 You won't find an olestra can at the supermarket.

1995 New Scientist 25 Nov. 10/1 Olestra is the first fat substitute that does not break down during cooking, and so can be used just like cooking oil.

2002 Orlando Sentinel (Nexis) 15 May e1 These chips are fried in Olean (olestra), an indigestible fat substitute.

This is a new entry (OED Third Edition, March 2004; most recently modified version published online March 2022).

单词	olestra
释义	Olestran. Brit. /əˈlɛstrə/, U.S. /oʊˈlɛstrə/ Forms: also with lower-case initial. Origin: Apparently formed within English, by compounding. Etymons: oleo- comb. form, ester n., English -a. Etymology: Apparently < ol- (in oleo- comb. form) + estr-, alteration of ester n. + -a, arbitrary ending. A synthetic polyester of sucrose which may be used as an effectively calorie-free substitute for fat in various foods because of its ability to pass through the digestive system without being absorbed. ΚΠ 1987 PR Newswire (Nexis) 7 May The proposed generic name of this ingredient is Olestra (formerly referred to as sucrose polyester). 1989 Farm Jrnl. Oct. 26/2 You won't find an olestra can at the supermarket. 1995 New Scientist 25 Nov. 10/1 Olestra is the first fat substitute that does not break down during cooking, and so can be used just like cooking oil. 2002 Orlando Sentinel (Nexis) 15 May e1 These chips are fried in Olean (olestra), an indigestible fat substitute. This is a new entry (OED Third Edition, March 2004; most recently modified version published online March 2022). < n.1987
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