Hypsometry, hip-som′e-tri, n. the art of measuring the heights of places on the earth's surface by means of the Hypsom′eter.—adj. Hypsomet′ric. [Gr. hypsi, on high, metron, a measure.]
Hypural, hī-pū′ral, adj. situated beneath the tail.
Hyrax, hī′raks, n. a genus of mammals of obscure affinities, like rabbits in size and marmots in appearance, living among rocks in Africa and Syria—the Cape Daman, Klippdass, or Rock-badger; the Shaphan (Hyrax syriacus) mistranslated 'cony' of Scripture; and the Abyssinian Ashtok.
Hyson, hī′son, n. a very fine sort of green tea.—n. Hy′son-skin, the refuse of hyson tea. [Chinese.]
Hyssop, his′up, n. an aromatic plant. [Fr.,—L. hyssopum—Gr. hyssōpos—Heb. ēzōph.]
Hysteranthous, his-ter-an′thus, adj. (bot.) having the leaves appearing after the flowers.
Hysteresis, his-te-rē′sis, n. magnetic friction in dynamos, by which every reversal of magnetism in the iron causes dissipation of energy. [Gr. hysterēsis, a deficiency—hysteros, later.]
Hysteric, -al, his-ter′ik, -al, adj. pertaining to, of the nature of, or affected with hysterics or hysteria: like hysterics, fitfully and violently emotional.—adv. Hyster′ically.—ns. Hyster′ics, Hystēr′ia, a nervous affection occurring typically in paroxysms of laughing and crying alternately, with a choking sensation in the throat, but often as a counterfeit of some organic disease.—adjs. Hys′teroid, -al, like hysteria.—ns. Hysteromān′ia, hysterical mania, often marked by erotic delusions and an excessive desire to attract attention; Hysterot′omy, the operation of cutting into the uterus. [L. hystericus—Gr. hysterikos—hystera, the womb.]
Hysteron-proteron, his′ter-on-prot′er-on, n. a figure of speech in which what should follow comes first: an inversion. [Gr., lit. 'the last first.']
Hythe, hīth, n. Same as Hithe.