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polyunsaturated adjective
/ˌpɒl.i.ʌnˈsætʃ.ər.eɪ.tɪd/
/ˌpɑː.li.ʌnˈsætʃ.ə.reɪ.t ̬ɪd/ adj specialized Definition
describes a fat or oil which has a chemical structure that does not easily change into cholesterol (= a substance containing a lot of fat that can cause heart disease) because it contains several double bonds
polyunsaturated margarine/vegetable oil
See also: monounsaturated
(Definition of polyunsaturated adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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