sulphur ore (sulferor)

The commercial name of iron pyrites, from the fact that sulphur and sulphuric acid are obtained from it. sulphurous (sul'fu-rus), a. [ There's hell, there's darkne , there's the sulphurous pit! Shak ., Lear, iv. 6. 130. She has a sulphurous spirit, and will take Light at a spark. B. Jonson, Cat i line, iii. 3. Wee once more sail'd under the Æquat or,... the wind veering into E. N. E., so that the Monzoon affronted us,. at which time many of your company died, imputing the cause of their Calentures, Fluxes, Aches,. and the like to the sulphurous heat there. Sir T. Herbert , Travels (ed. 1638), p. 30. And the sulphurous rifts of pa ion and woe Lie deep 'neath a silence pure & smooth. Lowell, Vision of Sir Launfal, i., Prel. Sulphurous oxid, 802, a gas formed by the combustion of sulphur in air or dry oxygen. It is transparent and colorle , of a disagreeable taste, a pungent and suffocating odor, is fatal to life, and very injurious to vegetation. By the aid of pre ure and cold it may be reduced to the liquid state. It extinguishes flame, and is not itself inflammable. It has bleaching properties, so that the fumes of burning sulphur are often used to whiten straw, and silk and cotton goods. It is also used as an antiseptic. This gas is also called sulphur dioxid ; when led into water it forms sulphurous acid, H2SO3. This acid readily takes up oxygen, pa ing into sulphuric acid; it is dibasic, forming salts called sulphites . Sulphurous-acid gas is called in the trade vapor of burning brimstone. sulphur-rain (sul'fèr-rān), n . sulphur-root (sul'fèr-röt), n . wort. sulphur-salt (sul'fèr-salt), п. See rain1, 2 ( a ). Same as sulphur Same as sulpho salt. sulphur-spring (sul'fèr-spring), n. A spring containing sulphurous compounds, or impregnated with sulphurous gases. Such springs are common in regions of dying-out or dormant volcanism. See spring. sulphur-waters (sul fèr-waterz), n. pl. Waters impregnated with sulphureted hydrogen. sulphur weed (sul'fèr-wed), n. Same as sul phurwort. sulphur-whale (sul'fer-hwāl), n. Same as sul phur-bottom. sulphurwort (sul'fèr-wėrt), n. umbelliferous herb, Peucedanum of ficin ale, with An Old World large umbels of pale-yellow flowers. The root yellow resinous juice, an odor comparable to that of sulphur. It contains peucedanin, and was formerly used in medicine; it is still somewhat used in veterinary practice. Also sulphur weed and sulphur -root. sulphury (sul'fèr-i), a. [ IMG:content-2453.png:[blocks in formation] SO2. sulphydr ydrate (s (sulf'hi'drāt), n. Same as sulpho hydrate. Methyl sulphydrate. Same as methyl mer captan (which see, under mercaptan ). sulphydric (sulf'hi'drik), a. [ sultry soldan us = MGr. σουλτάνος, σολδάνος, NGr. σουλ τάνος, Sowdanes and Sarezenes owt of sere landes. Morte Arthur (E. E. T. S.), 1. 607. Thise march ants stode in grace Of him, that was the sowdan of Surrye. Chaucer, Man of Law's Tale, 1. 79. Whiche lordes be afl Mamolukes and vnder the soldan . Sir R. Guylforde , Pylgrymage, p. 16. It has been mentioned that Turkey, in Sultan Abdul Medjid's reign, consented to the reunion of Moldavia and Wall a chia as a single dominion, practically independent Creasy, Hist. Ottoman Turks, xxv. of the Porte. 2. In ornith., a purple or hyacinthine gallinule, or porphyrio; a bird of either of the genera Porphyrio and I on ornis, belonging to the rail family, Rallidæ: so called from their gorgeous coloration. The American sultan is I on ornis martinica. See the generic names, and gall i nule. Also called sultana. - 3. An ornamental variety of the domestic hen, of small size and pure-white plumage, and having the head heavily crested and bearded, beak white, legs blue, shanks feathered, and toes five. A small white-crested variety, profusely feathered on the legs, was received some twenty years since (1864) from Turkey; they are now known as Sultans . Encyc. Brit ., XIX. 645. 4. Either of two garden-flowers, Centaurea mos chat a, the sweet sultan, with purple or white flowers, and C. suaveolens, the yellow sultan: both often cla ed as Amberboa. They are desirable old annuals, both, especially the former, sweet-scented. They are also called respectively purple (or white ) sweet sultan and yellow sweet - sultan. Sultan coffee. See cof fee. - Sultan's parasol. See Sterculia. sultana (sul-tä'nä), n. [ Lady Kitty Crocodile was a favorite sultana of several crowned heads abroad, and lastly married a most noble and illustrious duke. S. Foote, quoted in W. Cooke's Memoirs of Foote, I. 121. While Charles flirted with his three sultanas, Hortensia's French page.. warbled some amorous verses. Macaulay, Hist. Eng., iv. 3. A peculiar form of necklace worn by women in the second half of the eighteenth century.4. An obsolete musical instrument of the viol cla , having several wire strings, tuned in pairs, like the zither.-5. In ornith., same as sultan, 2.-6. A variety of raisin. See raisin, 2. sultana-bird (sul-tä nä-bėrd), n. Same as sul tan, 2.