HYPOSTYLE
Hy"po*style, a. Etym: [Gr. (Arch.)

Defn: Resting upon columns; constructed by means of columns; — especially applied to the great hall at Karnak.

HYPOSULPHATE
Hy`po*sul"phate, n. (Chem.)

Defn: A salt of hyposulphuric acid.

HYPOSULPHITE Hy`po*sul"phite, n. (Chem.) (a) A salt of what was formerly called hyposulphurous acid; a thiosulphate. [Obs.] (b) A salt of hyposulphurous acid proper.

HYPOSULPHURIC
Hy`po*sul*phur"ic, a. Etym: [Pref. hypo- + sulphuric.] (Chem.)

Defn: Pertaining to, or containing, sulphur in a lower state of oxidation than in the sulphuric compounds; as, hyposulphuric acid. Hyposulphuric acid, an acid, H2S2O6, obtained by the action of manganese dioxide on sulphur dioxide, and known only in a watery solution and in its salts; — called also dithionic acid. See Dithionic.

HYPOSULPHUROUS
Hy`po*sul"phur*ous, a. Etym: [Pref. hypo- + sulphurous.] (Chem.)

Defn: Pertaining to, or containing, sulphur, all, or a part, in a low state of oxidation. Hyposulphurous acid. (a) Thiosulphuric acid. [Obs.] (b) An acid, H2SO2, obtained by the reduction of sulphurous acid. It is not obtained in the free state, but in an orange-yellow water solution, which is a strong reducing and bleaching agent. Called also hydrosulphurous acid.

HYPOTARSUS
Hy`po*tar"sus, n.; pl. Hypotarsi. Etym: [NL. See Hypo-, and Tarsus.]
(Anat.)