Meaning of “trans fat” in the English Dictionary

british dictionary

"trans fat" in British English

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trans fatnoun [ C or U ]

uk /ˈtrænz fæt/ us /ˈtrænz fæt/ also trans-fatty acid

a type of fat that is produced by hydrogenation (= when vegetable oil is made into solid fat) and is used in margarine, fried foods, etc.:

An excess of trans fats in the diet can cause high cholesterol levels.

(Definition of “trans fat” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)