Found 2 items, similar to hypophosphorous acid.
English → English (WordNet) Definition: hypophosphorous acid hypophosphorous acid n : a clear or yellow-colored monobasic acid (H3PO2) [syn: phosphorous acid , orthophosphorous acid]
English → English (gcide) Definition: Hypophosphorous acid Hypophosphorous \Hy`po*phos"phor*ous\, a. [Pref. hypo- + phosphorous.] (Chem.) Pertaining to, or containing, phosphorus in a lower state of oxidation than in phosphoric compounds; as, hypophosphorous acid. [1913 Webster] Hypophosphorous acid (Chem.), an acid, H3PO2, whose salts are produced by the action of barium hygrate on phosphorus. It may be obtained from its water solution, by exaporation and freezing, as a white crystalline substance. It is a powerful reducing agent. [1913 Webster]