Definition of lactone in English:


Syllabification: lac·tone
Pronunciation: /ˈlakˌtōn


  • An organic compound containing an ester group —OCO— as part of a ring.
    More example sentences
    • Macrodiols with different thermal characteristics were prepared using ring-opening polymerization of cyclic diesters or lactones with a low molecular weight diol as an initiator.
    • The polar head is a macrocyclic lactone ring containing nine amino acid residues, three of which have positive charges, whereas one has negative charge.
    • The effects of kava-kava come from the synergistic mechanism of its root's active ingredients, resinous compounds called kava lactones.

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