Chapter Hyponitrous to Hysterics of H by Webster's Dictionary (1913 Edition)

Hypostyle
(Hy"po*style) a. [Gr. resting on pillars; under + a pillar.] (Arch.) Resting upon columns; constructed by means of columns; — especially applied to the great hall at Karnak.

Hyposulphate
(Hy`po*sul"phate) n. (Chem.) 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. [Pref. hypo- + sulphuric.] (Chem.) 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. [Pref. hypo- + sulphurous.] (Chem.) 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 [NL. See Hypo-, and Tarsus.] (Anat.) A process on the posterior side of the tarsometatarsus of many birds; the calcaneal process. — Hy`po*tar"sal a.

Hypotenuse
(Hy*pot"e*nuse Hy*poth"e*nuse) , n. [L. hypotenusa, Gr. prob., subtending fr. to stretch under, subtend; under + to stretch. See Subtend.] (Geom.) The side of a right-angled triangle that is opposite to the right angle.

Hypothec
(Hy*poth"ec) n. [F. hypothèque. See Hypotheca.] (Scot. Law) A landlord's right, independently of stipulation, over the stocking and crops of his tenant, as security for payment of rent.

Hypotheca
(||Hy`po*the"ca) n. [L., fr. Gr. a thing subject to some obligation, fr. to put under, put down, pledge. See Hypothesis.] (Rom. Law) An obligation by which property of a debtor was made over to his creditor in security of his debt.

It differed from pledge in regard to possession of the property subject to the obligation; pledge requiring, simple hypotheca not requiring, possession of it by the creditor. The modern mortgage corresponds very closely with it. Kent.

Hypothecate
(Hy*poth"e*cate) v. t. [imp. & p. p. Hypothecated ; p. pr. & vb. n. Hypothecating ] [LL. hypothecatus, p. p. of hypothecare to pledge, fr. L. hypotheca pledge, security. See Hypotheca.] (Law) To subject, as property, to liability for a debt or engagement without delivery of possession or transfer of title; to pledge without delivery of possession; to mortgage, as ships, or other personal property; to make a contract by bottomry. See Hypothecation, Bottomry.

He had found the treasury empty and the pay of the navy in arrear. He had no power to hypothecate any part of the public revenue. Those who lent him money lent it on no security but his bare word.

Macaulay.

Hypothecation
(Hy*poth`e*ca"tion) n. [LL. hypothecatio.]

1. (Civ. Law) The act or contract by which property is hypothecated; a right which a creditor has in or to the property of his debtor, in virtue of which he may cause it to be sold and the price appropriated in payment of his debt. This is a right in the thing, or jus in re. Pothier. B. R. Curtis.

There are but few cases, if any, in our law, where an hypothecation, in the strict sense of the Roman law, exists; that is a pledge without possession by the pledgee.

Story.