insoluble

== English == === Etymology === From Middle English insolible, from Middle French insoluble, from Latin insolūbilis, from in- +‎ solūbilis. Piecewise doublet of insolvable and unsolvable. By surface analysis, in- +‎ soluble. === Pronunciation === (Received Pronunciation) IPA(key): /ɪnˈsɒljʊbəl/ (General American) IPA(key): /ɪnˈsɑljəbəl/ === Adjective === insoluble (comparative more insoluble, superlative most insoluble) (physical chemistry) That cannot be dissolved. Synonyms: indissoluble, undissolvable Antonyms: soluble, dissoluble, dissolvable Petroleum is largely insoluble in water. That cannot be solved. Synonyms: insolvable, unsolvable Antonyms: soluble, solvable 2024, Jeremy B. Rudd, A Practical Guide to Macroeconomics, p. 3 The reason Fisher concluded that the problem is likely insoluble is that the ability of real-world agents to act on new perceived opportunities of arbitrage – including those that turn out to be incorrect – makes stability impossible to demonstrate without additional strong (and unrealistic) assumptions. That cannot be explained. Synonyms: inexplicable, unexplainable Antonyms: soluble, solvable Near-synonyms: unexplained, mysterious; see also Thesaurus:incomprehensible, Thesaurus:mysterious That cannot be broken down or dispersed. Synonyms: indissoluble, undissolvable Antonyms: soluble, dissoluble, dissolvable ==== Derived terms ==== ==== Translations ==== === Noun === insoluble (plural insolubles) Any substance that cannot be dissolved. === References === == Catalan == === Etymology === Borrowed from Latin īnsolūbilis. === Pronunciation === IPA(key): (Central, Balearic) [in.suˈlub.blə] IPA(key): (Valencia) [in.soˈlu.ble] === Adjective === insoluble m or f (masculine and feminine plural insolubles) insoluble unsolvable === Further reading === “insoluble”, in Diccionari de la llengua catalana [Dictionary of the Catalan Language] (in Catalan), second edition, Institute of Catalan Studies [Catalan: Institut d'Estudis Catalans], April 2007 “insoluble”, in Gran Diccionari de la Llengua Catalana, Grup Enciclopèdia Catalana, 2026 “insoluble” in Diccionari normatiu valencià, Acadèmia Valenciana de la Llengua. “insoluble” in Diccionari català-valencià-balear, Antoni Maria Alcover and Francesc de Borja Moll, 1962. == French == === Etymology === Learned borrowing from Latin īnsolūbilis. === Pronunciation === IPA(key): /ɛ̃.sɔ.lybl/ === Adjective === insoluble (plural insolubles) (chemistry) insoluble Antonym: soluble insoluble Antonym: soluble une énigme insoluble ― (please add an English translation of this usage example) un problème insoluble ― (please add an English translation of this usage example) ==== Related terms ==== insolvable === Further reading === “insoluble”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012 == Spanish == === Etymology === From Latin īnsolūbilis. === Pronunciation === IPA(key): /insoˈluble/ [ĩn.soˈlu.β̞le] Rhymes: -uble Syllabification: in‧so‧lu‧ble === Adjective === insoluble m or f (masculine and feminine plural insolubles) insoluble unsolvable === Further reading === “insoluble”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.8.1, Royal Spanish Academy [Spanish: Real Academia Española], 15 December 2025