D defs.my
Entry 1 sense Webster, 1913

Hydroxyl

· Hy·drox·yl · IPA
01 n. A compound radical, or unsaturated group, HO, consisting of one atom of hydrogen and one of oxygen. It is a characteristic part of the hydr…
  1. 1.
    A compound radical, or unsaturated group, HO, consisting of one atom of hydrogen and one of oxygen. It is a characteristic part of the hydrates, the alcohols, the oxygen acids, etc.(Chem.)