单词 | chloro- |
释义 | chloro-comb. form1 An element in many modern scientific terms, chiefly of Botany and Mineralogy. Besides those explained in their alphabetical places, are the following: Categories » chlorocarpous adj. Brit. , U.S. [ < Greek καρπός fruit: see -ous suffix] Botany ‘having yellow or greenish fruit’ ( New Sydenham Soc. Lexicon). chlorocruorin n. Brit. , U.S. (see quot.).ΚΠ 1881 New Sydenham Soc. Lexicon Chlorocruorin, a green substance which, according to Ray Lankester, is the cause of the green colour of the blood of some species of Sabella. Categories » chlorogenic acid n. Brit. , U.S. [Greek -γενικος producing] Chemistry = caffetannic acid n. at caffeic adj. Derivatives, so called from colouring ferric salts green.Categories » chlorogenin n. Brit. , U.S. , chloromelan n. Brit. , U.S. , ΚΠ 1832 C. U. Shepard Treat. Mineral. 124 Chloromelan (see Cronstedite). 1887 Athenæum 3 Sept. 317/3 Magnificent specimens of Oriental jade, together with chlormelanite, amber, and callaïs. Categories » chloromelanite n. Brit. , U.S. = chloromelan n. chlorophaeite n. Brit. , U.S. [Greek ϕαιός brown] Mineralogy a hydrated silicate of iron, occurring in amygdaloid, of a dark green colour, changing on exposure to brown or black.ΚΠ 1822 P. Cleaveland Elem. Treat. Mineral. & Geol. (ed. 2) I. 476 Chlorophæite... from the Greek χλωρος, green, and ϕαιος, blackish. 1843 J. E. Portlock Rep. Geol. Londonderry 227 Chlorophæite..is a common mineral in the Irish trap. chlorophan n. Brit. , U.S. [ < Greek -ϕανης, -ϕανος showing] Physiology and Chemistry ‘the greenish-yellow form of chromophane’ ( New Sydenham Soc. Lexicon).ΚΠ 1802 Jrnl. Nat. Philos. Feb. 151 (title) On the Chlorophane and a supposed Variety of Barytes. 1818 W. Henry Elements Exper. Chem. (ed. 8) I. i. iv. 117 Chlorophane, gives out abundantly an emerald green light by the mere heat of the hand; and after being exposed to the sun, or even to a candle, continues to shine in a dark place for some time. Categories » chlorophane n. Brit. , U.S. [as chlorophan n.] Mineralogy a variety of fluor spar which exhibits a green phosphorescent light when heated. chlorophanerite n. Brit. , U.S. [Greek ϕανερός manifest + -ite suffix1] Mineralogy a variety of glauconite n. or green earth occurring in eruptive rocks.ΚΠ 1857 C. U. Shepard Treat. Mineral. (ed. 3) Chlorophanerite. Categories » chlorophanous adj. Brit. , U.S. , Categories » chlorophyte n. Brit. , U.S. [Greek ϕυτόν plant] any plant having a successive evolution and green parts or expansions ( New Sydenham Soc. Lexicon). chlorosperm n. Brit. , U.S. [Greek σπέρμα seed] Botany a seaweed belonging to the division Chlorospermæ or Chlorosporæ, characterized by green spores.ΘΚΠ the world > plants > particular plants > algae > [noun] > green algae Codium1797 palmella1825 green alga1843 green water1854 chlorosperm1857 1857 M. J. Berkeley Introd. Cryptogamic Bot. §88 Species possessing the true green of Chlorosperms and the rosy purple of Rhodosperms. 1884 Public Opinion 3 Oct. 426/1 The green varieties, called Chlorosperms, have their abode in shallow waters. chlorospinel n. Brit. , U.S. Mineralogy a variety of spinel n. of a green colour, due to the presence of copper.ΚΠ 1850 J. D. Dana Syst. Mineral. (ed. 3) 371 Chlorospinel is a grassgreen spinel. Categories » chlorotannin n. Brit. , U.S. Chemistry ‘a term for tannin when coloured with chlorophyll’ ( New Sydenham Soc. Lexicon).Categories » chlorotile n. Brit. , U.S. [Greek τίλος fibre] Mineralogy ‘a hydrous arseniate of copper, occurring in capillary green crystals’ (Dana 1879).Categories » chloroxanthous adj. Brit. , U.S. [ < Greek ξανθός yellow: see -ous suffix] ‘of a green or olive and yellow colour’ ( New Sydenham Soc. Lexicon).This entry has not yet been fully updated (first published 1889; most recently modified version published online March 2022). chloro-comb. form2 Chemistry. Combining form of chlorine, chloride, chloric, chlorous, used (chiefly before a consonant) in forming names of chlorine compounds and substitution products: see chlor- comb. form2. 1. esp. in names of substitution products formed by the action of chlorine on other bodies specified; e.g. chloroˈbenzene n. Brit. , U.S. , ΚΠ 1847–9 Todd's Cycl. Anat. & Physiol. IV. i. 164 This substance [i.e. Chlorite of protein] is sometimes called Chloroproteic acid. 1868 H. B. Jones & H. Watts Fownes's Man. Elem. Chem. (ed. 10) 606 Chloroethane..often called Hydrochloric ether. 1868 H. B. Jones & H. Watts Fownes's Man. Elem. Chem. (ed. 10) 552 Chlorine and methane..exposed to diffuse daylight, yield the compound..called chloromethane or methyl chloride. 1873 H. Watts Fownes's Man. Elem. Chem. (ed. 11) 430 Chloro~benzoic Acid treated with sodium amalgam and water is converted into benzoic acid. 2. chloro-aurate n. Brit. , U.S. , ΚΠ 1868 H. B. Jones & H. Watts Fownes's Man. Elem. Chem. (ed. 10) 420 Auric chloride combines with a number of metallic chlorides, forming a series of double salts, called chloro-aurates. chlorobromide n. Brit. , U.S. a compound containing chlorine and bromine in union with a metal or organic radical, as chlorobromide of silver.ΚΠ 1868 H. B. Jones & H. Watts Fownes's Man. Elem. Chem. (ed. 10) 430 The chlorobromide..is prepared by treating tetrammonio-platinous chloride with bromine. chlorobromiodide n. Brit. , U.S. a similar compound containing chlorine, bromine, and iodine.ΚΠ 1881 Athenæum 15 Jan. 98/3 On some Chloro~bromiodides of Silver. chlorobromoform n. Brit. , U.S. a liquid (HCCl2Br) intermediate between chloroform (HCCl3) and bromoform (HCBr3).ΚΠ 1882 Athenæum 16 Dec. 818/2 The author has detected carbon tetrabromide, bromoform, and chloro~bromoform. chlorocarbonic acid n. Brit. , U.S. a synonym of carbonyl chloride or phosgene gas (COCl2).ΚΠ 1819 J. G. Children Ess. Chem. Anal. 7 Acid Gases..hydrochloric, carbonic and chlorocarbonic acids. 1823 W. Henry Elements Exper. Chem. (ed. 9) I. vii. 351 Chloro-carbonic acid..is decomposed..with the aid of heat. chlorochloric n. Brit. , U.S. name given to a supposed acid, of composition Cl6O13.ΚΠ 1876 J. Harley Royle's Man. Materia Med. (ed. 6) 138 Euchlorine, an explosive yellow gas, composed of a mixture of chlorine and chlorochloric acid. chlorochromate n. Brit. , U.S. a salt of chlorochromic acid, an oxychloride of chromium (CO2Cl2).ΚΠ 1854 Ronald Chem. Techn. I. 371 We have heard that chlorochromic acid has been dispensed with in the purification of the paraffine. 1871 tr. H. Schellen Spectrum Anal. 434 The absorption spectrum of the vapor of chlorochromic anhydride. chlorocyanic acid n. Brit. , U.S. early name of cyanogen chloride, CNCl.ΚΠ 1819 J. G. Children Ess. Chem. Anal. 323 Chlorocyanic acid was first observed by Berthollet, and called by him ‘oxyprussic acid.’ chlorohydrated adj. Brit. , U.S. ΚΠ 1856 E. K. Kane Arctic Explor. II. xi. 34 A chlorohydrated tincture. chlorohydric n. Brit. , U.S. see chlor- comb. form2.ΚΠ 1848 J. D. Dana U.S. Exploring Exped.: Zoophytes (new ed.) 714 Dissolved in chlorohydric acid. chloroiodide n. Brit. , U.S. see chlor- comb. form2.ΚΠ 1853 R. Hunt Man. Photogr. (ed. 3) 246 The chloroiodide of lime may be formed in the same manner. chloroˈmanganese n. Brit. , U.S. , ΚΠ 1884 Internat. Health Exhib. Official Catal. 63/1 Chloromanganese..Camphoric Anti~septico, Salicylic Acid. Categories » chloroˈmercurate n. Brit. , U.S. , Categories » chloroˈpalladate n. Brit. , U.S. , Categories » chloro-perchloric n. Brit. , U.S. name of an acid of supposed structure Cl6O17.Categories » chloroˈpicrin n. Brit. , U.S. a colourless oily liquid formed by distilling picric acid with chloride of lime. chloroˈplatinate n. Brit. , U.S. , ΚΠ 1843 R. J. Graves Syst. Clin. Med. 33 The chlorure platinosopotassique now considered as a compound of chloroplatinous acid, and the chlorobase of potassium, must then be called chloroplatinate of potassium. 1854 Orr's Circle Sci., Chem. 333 The chloroplatinate of ammonia..is a yellow salt. 1868 H. B. Jones & H. Watts Fownes's Man. Elem. Chem. (ed. 10) 425 Double salts..called platinoso-chlorides or chloroplatinates. Categories » chloroˈplatinous adj. Brit. , U.S. chloroˈstannate n. Brit. , U.S. a similar compound of chloride of tin.ΚΠ 1868 H. B. Jones & H. Watts Fownes's Man. Elem. Chem. (ed. 10) 446 Stannic chloride forms, with..alkaline earth-metals, crystalline double salts, called Stannochlorides or Chlorostannates. chlorosulphuric acid n. Brit. , U.S. old name of sulphuryl chloride.ΚΠ 1823 W. Henry Elements Exper. Chem. (ed. 9) I. vii. 391 Some chemists have..proposed to call it the chloro-sulphuric acid. 3. Also in some names of minerals containing chlorine. Categories » chloroˈcalcite n. Brit. , U.S. [calcite n.] a native chloride of calcium from Vesuvius; named 1872 (Dana).Categories » chloroˈthionite n. Brit. , U.S. [Greek θεῖον sulphur] a doubtful mixture of chloride of copper and sulphate of potassium from Vesuvius; named 1873.This entry has not yet been fully updated (first published 1889; most recently modified version published online March 2022). < |
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