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Entry 2 senses · 2 variants Webster, 1913

Lactonic

· Lac·ton·ic · IPA
01 a. Of, pertaining to, or derived from, a lactone.
  1. 1.
    Of, pertaining to, or derived from, a lactone.(Chem.)
02 a. Pertaining to, or designating, an acid obtained by the oxidation of milk sugar (lactose).
  1. 1.
    Pertaining to, or designating, an acid obtained by the oxidation of milk sugar (lactose).(Chem.)