saponification
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Saponification — of a triglyceride with sodium hydroxide. Saponification is a process that produces soap, usually from fats and lye. In technical terms, saponification involves base (usually caustic soda NaOH) hydrolysis of triglycerides, which are esters of… … Wikipedia
saponification — [ sapɔnifikasjɔ̃ ] n. f. • 1792; du lat. sapo, saponis « savon » ♦ Techn. Production de savon et simultanément de glycérine, par action d une base caustique (généralement la soude) sur un corps gras. ♢ (1803) Chim. Réaction suivant laquelle les… … Encyclopédie Universelle
Saponification — Sa*pon i*fi*ca tion, n. [Cf. F. saponification. See {Saponify}.] The act, process, or result, of soap making; conversion into soap; specifically (Chem.), the decomposition of fats and other ethereal salts by alkalies; as, the saponification of… … The Collaborative International Dictionary of English
saponification — 1821, from Fr. saponification, from saponifier, from Mod.L. saponificare, from sapon “soap” (see SOAP (Cf. soap)) + ficare, from L. facere to make, do (see FACTITIOUS (Cf. factitious)) … Etymology dictionary
Saponification — (v. lat.), 1) Verseifung, der Proceß, durch welchen aus Fetten u. fetten Ölen durch Einwirkung ätzender Alkalien Seife gebildet wird; 2) Verwandlung in eine seifenartige Masse, wie z.B. Leichen saponisicirt werden, welche in weichen, feuchten… … Pierer's Universal-Lexikon
saponification — [sə pän΄ə fi kā′shən] n. 〚Fr < saponifier: see SAPONIFY〛 the conversion of an ester heated with an alkali into the corresponding alcohol and acid salt; specif., this process carried out with fats (glyceryl esters) to produce soap * * *… … Universalium
saponification — Saponification Омыление, (сапонификация) Гидролиз сложного эфира с образованием спирта и кислоты (или ее соли). Происхождение термина Омыление связано с методом производства мыла из жиров … Толковый англо-русский словарь по нанотехнологии. - М.
saponification — [sə pän΄ə fi kā′shən] n. [Fr < saponifier: see SAPONIFY] the conversion of an ester heated with an alkali into the corresponding alcohol and acid salt; specif., this process carried out with fats (glyceryl esters) to produce soap … English World dictionary
Saponification — La saponification est, dans le cadre général, une réaction chimique transformant un ester en un ion carboxylate et un alcool. Il s agit en fait de l hydrolyse en milieu basique d un ester. Cette réaction permet la synthèse du savon. Sommaire 1… … Wikipédia en Français
saponification — Hydrolysis Hy*drol y*sis, n. [Hydro , 1 + lysis.] (Chem.) A chemical process causing the splitting of a chemical bond by the addition of the elements of water. Where the bond which is split is not part of a ring structure, this process causes… … The Collaborative International Dictionary of English
SAPONIFICATION — n. f. T. didactique Opération par laquelle une substance grasse se convertit en savon. La saponification des huiles, des suifs … Dictionnaire de l'Academie Francaise, 8eme edition (1935)
