polyunsaturated
adjective Date: 1932 of an oil or fatty acid having many double or triple bonds in a molecule — compare monounsaturated

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • polyunsaturated — (adj.) 1932, from POLY (Cf. poly ) + UNSATURATED (Cf. unsaturated) …   Etymology dictionary

  • polyunsaturated — ► ADJECTIVE ▪ referring to fats whose molecules contain several double or triple bonds, believed to be less healthy in the diet than monounsaturated fats. DERIVATIVES polyunsaturates plural noun …   English terms dictionary

  • polyunsaturated — [päl΄ē un sach′ə rāt΄id] adj. 1. Chem. containing more than one double or triple bond in the molecule 2. designating any of certain vegetable and animal fats and oils with a low cholesterol content polyunsaturate [päl΄ē un sach′ərit] n …   English World dictionary

  • polyunsaturated — [[t]pɒ̱liʌnsæ̱tʃʊreɪtɪd[/t]] ADJ Polyunsaturated oils and margarines are made mainly from vegetable fats and are considered healthier than those made from animal fats. Use polyunsaturated spread instead of butter …   English dictionary

  • polyunsaturated — adjective of, or relating to long chain organic compounds that have multiple double bonds; polyunsaturated fatty acids are essential to human nutrition …   Wiktionary

  • polyunsaturated — adj. Polyunsaturated is used with these nouns: ↑fat, ↑margarine, ↑oil …   Collocations dictionary

  • polyunsaturated — pol|y|un|sat|u|ra|ted [ˌpɔliʌnˈsætʃəreıtıd US ˌpa: ] adj polyunsaturated fats or oils come from vegetables and plants, and are considered to be better for your health than animal fats →↑saturated fat >polyunsaturate [ rıt] n …   Dictionary of contemporary English

  • polyunsaturated — pol|y|un|sat|u|rat|ed [ ,paliʌn sætʃə,reıtəd ] adjective polyunsaturated MARGARINES and oils are made mainly from vegetable fats and are considered to be healthier than those made from animal fats ╾ pol|y|un|sat|u|rate [ ,paliʌn sætʃərət ] noun… …   Usage of the words and phrases in modern English

  • polyunsaturated — adjective polyunsaturated fats or oils come from vegetables and plants, and are considered to be better for your health than animal fats compare saturated fat …   Longman dictionary of contemporary English

  • polyunsaturated — UK [ˌpɒlɪʌnˈsætʃəˌreɪtɪd] / US [ˌpɑlɪʌnˈsætʃəˌreɪtəd] adjective chemistry polyunsaturated fats and oils are made mainly from vegetable oils. They are considered to be healthier than those made from saturated fats. See: monounsaturated Derived… …   English dictionary

  • polyunsaturated — /ˌpɒliʌnˈsætʃəreɪtəd / (say .poleeun sachuhraytuhd) adjective Chemistry 1. of or relating to a fat or oil based at least partly on fatty acids which have two or more double bonds per chain, such as linolenic and linoleic acids. 2. of or relating… …   Australian English dictionary

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