lactone

== English == === Etymology === From lacto- + -one. === Pronunciation === IPA(key): /ˈlæktəʊn/ Rhymes: -æktəʊn === Noun === lactone (plural lactones) (organic chemistry) A cyclic intramolecular ester derived from a hydroxy acid. ==== Usage notes ==== Greek prefixes indicate the ring size e.g. α- 3-membered, β- 4-membered ==== Derived terms ==== ==== Translations ==== ==== See also ==== butanolide === Anagrams === octenal == French == === Etymology === From lact- +‎ -one. === Pronunciation === IPA(key): /lak.tɔn/ === Noun === lactone f (plural lactones) lactone === Further reading === “lactone”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012