elaïdic acid

A form of elaidic acid — The trans isomer of oleic acid; the major trans fat found in hydrogenated vegetable oils, also occurring in small amounts in caprine and bovine milk.

Meanings

nounelaïdic acid (uncountable)
  1. obsoleteuncountableObsolete form of elaidic acid.

    I have observed that to transform oleic acid or elaïdic acid into palonitic acid it suffices to choose amongst the reactions which produce elaïdic acid that which produces at the same time nascent hydrogen, whether it is obtained direct or by any other means.

    1874 September 3, “Manufacture of Stearine, &c.”, in English Patents of Inventions, Specifications, number 3021, page 4
    2 more examples

    I prepared elaïdic ether by passing a current of muriatic acid gas into an alcoholic solution of elaïdic acid; the ether produced was agitated with water to remove the muriatic acid, and then with alcohol, to separate it from any elaïdic acid not converted into ether, and finally with water, to free it from this alcohol.

    1842 March, M. Meyer, “Investigations Concerning Elaïdic Acid”, in The Chemist; or, Reporter of Chemical Discoveries and Improvements, and Protector of the Rights of the Chemist and Chemical Manufacturer, volume III, number XXVII, London, page 75, column 2

    Doubly linked acids with seventeen carbon-atoms are unknown, but with eighteen we know of oleïc acid and its isomers, elaïdic acid and iso-oleïc acid. Oleïc acid and elaïdic acid have one structure which has been differently interpreted as either one or other of these

    1895, F[rantz] Peckel Möller, Cod-Liver Oil and Chemistry, London: Peter Möller, […], part II (Oxygen Compounds), page 192
Cite this entry
APA

elaïdic acid. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/ela%C3%AFdic%20acid

MLA

“elaïdic acid.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/ela%C3%AFdic%20acid. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “elaïdic acid,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/ela%C3%AFdic%20acid.

Source: elaïdic acid on Wiktionary, CC BY-SA 4.0.