HYPOPHOSPHORIC
Hy`po*phos*phor"ic, a. Etym: [Pref. hypo- + phosphoric.] (Chem.)
Defn: Pertaining to, or derived from, or containing, phosphorus in a lower state of oxidation than in phosphoric compounds; as, hypophosphoric acid. Hypophosphoric acid (Chem.), an acid, P2H4O6, produced by the slow oxidation of moist phosphorus, and isolated only as a solution in water. It is regarded as a condensation product of one molecule of phosphoric acid with one of phosphorous acid, by partial dehydration.
HYPOPHOSPHOROUS
Hy`po*phos"phor*ous, a. Etym: [Pref. hypo- + phosphorous.] (Chem.)
Defn: Pertaining to, or containing, phosphorus in a lower state of oxidation than in phosphoric compounds; as, hypophosphorous acid. 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.
HYPOPHYLLOUS
Hy*poph"yl*lous, a. Etym: [Pref. hypo- + Gr. (Bot.)
Defn: Being or growing on the under side of a leaf, as the fruit dots of ferns.
HYPOPHYSIAL
Hy`po*phys"i*al, a. (Anat.)
Defn: Of or pertaining to the hypophysis; pituitary.
HYPOPHYSIS
Hy*poph"y*sis, n. Etym: [NL., fr. Gr.
1. (Anat.)