cetona

== Catalan == === Etymology === Borrowed from German Keton, from Aketon (“acetone”), from French acétone (“acetone”), from Latin acētum (“vinegar”), from aceō (“to be sour”), from Proto-Indo-European *h₂eḱ- (“sharp”). === Pronunciation === IPA(key): (Northern) [səˈtu.nə] IPA(key): (Balearic, Central) [səˈto.nə] IPA(key): (Valencia, Northwestern) [seˈto.na] === Noun === cetona f (plural cetones) (organic chemistry) ketone === Further reading === “cetona”, 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 “cetona”, in Gran Diccionari de la Llengua Catalana, Grup Enciclopèdia Catalana, 2026 “cetona” in Diccionari normatiu valencià, Acadèmia Valenciana de la Llengua. == Galician == === Etymology === Borrowed from German Keton, from Aketon (“acetone”), from French acétone (“acetone”), from Latin acētum (“vinegar”), from aceō (“to be sour”), from Proto-Indo-European *h₂eḱ- (“sharp”). === Pronunciation === Rhymes: -ona Hyphenation: ce‧to‧na === Noun === cetona f (plural cetonas) (organic chemistry) ketone === Further reading === “cetona”, in Dicionario da Real Academia Galega (in Galician), A Coruña: Royal Galician Academy, 2012–2026 “cetona”, in Dicionário Estraviz de galego (in Galician), 2014–2026 Antón Luís Santamarina Fernández, Ernesto Xosé González Seoane, María Álvarez de la Granja, editors (2003–2018), “cetona”, in Tesouro informatizado da lingua galega (in Galician), Santiago de Compostela: Instituto da Lingua Galega == Portuguese == === Etymology === Borrowed from German Keton, from Aketon (“acetone”), from French acétone (“acetone”), from Latin acētum (“vinegar”), from aceō (“to be sour”), from Proto-Indo-European *h₂eḱ- (“sharp”). === Pronunciation === === Noun === cetona f (plural cetonas) (organic chemistry) ketone (organic chemicals with the >CO functional group) ==== Related terms ==== acetona === Further reading === “cetona”, in Dicionário Aulete Digital (in Portuguese), Rio de Janeiro: Lexikon Editora Digital, 2008–2026 “cetona”, in Dicionário Priberam da Língua Portuguesa (in Portuguese), Lisbon: Priberam, 2008–2026 == Spanish == === Etymology === Borrowed from German Keton, from Aketon (“acetone”), from French acétone (“acetone”), from Latin acētum (“vinegar”), from aceō (“to be sour”), from Proto-Indo-European *h₂eḱ- (“sharp”). === Pronunciation === IPA(key): /θeˈtona/ [θeˈt̪o.na] (Equatorial Guinea, Spain) IPA(key): /seˈtona/ [seˈt̪o.na] (Latin America, Philippines) Rhymes: -ona Syllabification: ce‧to‧na === Noun === cetona f (plural cetonas) (organic chemistry) ketone ==== Related terms ==== === Further reading === “cetona”, 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