ppl. a. (UN-1 8.)
1758. [R. Dossie], Elaboratory laid open, 136. A redundant portion of a[n] unneutralized acid.
1771. T. Percival, Ess. (1777), I. 31. If they remain unneutralised in the first passages, they will powerfully promote putrefaction.
1848. A. S. Taylor, Poisons, 202. The action of sulphuric acid in an unneutralized or imperfectly neutralized condition.
1881. Tyndall, Ess. Floating Matter, 90. Two [shades] containing strong turnip-infusion and hay-infusion unneutralized.