单词 | centigrade |
释义 | centigradeadj.n. A. adj. 1. a. Designating a thermometer or scale of temperature in which there are 100 degrees between the freezing point and boiling point of water, with the former at 0 and the latter at 100. Symbol °C or C.For a scale with the freezing point of water at 100 and the boiling point at 0, see the note at Celsius n. 1.Centigrade was the usual name for the temperature scale until the 20th cent. In 1948 the 9th International Conference on Weights and Measures agreed to use the term Celsius in place of centigrade (see 1949 at Celsius adj.), and this is now the usual term in scientific use (see Celsius n. 2a); centigrade continues to be in common use otherwise. ΘΚΠ the world > matter > properties of materials > temperature > measurement of temperature > [adjective] > specific scales centesimal1635 centigrade1799 Réaumur1799 Fahrenheit1807 cent.1809 Celsius1878 Kelvin1911 Rankine1933 1799 Jrnl. Nat. Philos. Oct. 303 Charcoal burns at a temperature which may be estimated at 188° of the centigrade thermometer. 1807 T. Young Course Lect. Nat. Philos. I. lii. 648 The interval between freezing and boiling. This interval is subdivided, in Fahrenheit's thermometer, into 180 degrees; in Réaumur's, into 80, and in the centigrade thermometer of Celsius and of the French, into 100. 1878 T. H. Huxley Physiography (ed. 2) 151 The centigrade scale is now frequently used in scientific investigations in this country. 1922 T. M. Lowry Inorg. Chem. i. 8 The temperature of ice melting under atmospheric pressure is taken as zero on the scale of the centigrade thermometer. 1940 G. Gamow Birth & Death of Sun i. 5 Absolute zero on the Centigrade scale is 273 degrees below the freezing-point. 1989 Nature 5 Jan. 31/2 Among its earliest distinguished members were Anders Celsius, of the fixed point centigrade thermometer. b. Relating to or based on the centigrade scale. ΚΠ 1799 Jrnl. Nat. Philos. Nov. 367 The maximum density of water..was found to be at the fourth centigrade degree. 1922 T. M. Lowry Inorg. Chem. xii. 124 It is often convenient to turn the Centigrade scale into an Absolute Scale of temperature by adding 273.1° to the Centigrade readings. 1930 J. H. Jeans Universe around Us (ed. 2) ii. 140 The associated temperature..measured in Centigrade degrees absolute. 1955 N. T. van der Walt Temperature Measurem. 5 Temperatures measured from absolute zero..are denoted by °K (Kelvin) if measured in Centigrade units, or °R (Rankine) if measured in Fahrenheit units. 1993 Country Side July–Aug. 40 Percentage of sunshine and cloud cover, final centigrade temperature and the final wind speed on the Beaufort scale must be recorded. 2. As a postmodifier. Of a thermometric degree or specified number of degrees: measured on the centigrade scale. ΚΠ 1800 Jrnl. Nat. Philos. Jan. 466 Supposing air at the freezing point to be capable of holding 50 parts of moisture; at 10 degrees centigrade, it will hold 100. 1840 Med. Times 2 May 69/2 These are to be kept for several hours at a temperature of 80 degrees centigrade. 1910 Contemp. Rev. Mar. 402 A heat of 123 degs. centigrade. 1943 O. Luhr Physics tells Why ix. 187 At 273° below zero Centigrade (−460° F.), all molecular motion would cease. 2003 I. Banks Raw Spirit (2004) iii. 62 The temperature of the second of the three waters introduced into the mash tun is 79 to 80 degrees centigrade. ΚΠ 1827 J. Bentham Rationale Judicial Evid. I. i. vi. 76 Substitute..a centigrade scale: and if that be not yet sufficient, a milligrade. 1881 Nature 17 Mar. 476/2 The Centigrade-photometer, a new optical instrument for determining the intensity of any source of light. B. n. The centigrade scale of temperature; a temperature expressed on this scale. ΘΚΠ the world > matter > properties of materials > temperature > measurement of temperature > [noun] > specific scales Fahrenheit thermometer1732 Fahrenheit scale1740 Fahrenheit1754 Réaumur scale1764 Celsius thermometer1781 Réaumur1785 Celsius1790 Celsius scale1790 R1806 Wedgwood1807 centigrade1812 absolute temperature scale1886 Kelvin scale1908 Rankine scale1931 Rankine temperature1938 1812 Edinb. Rev. 20 196 This thermometer is exactly the same with what has been since called in France the Centigrade. 1871 W. B. Woodman tr. C. A. Wunderlich On Temperature in Dis. 447 In converting from Fahrenheit into Centigrade or Réaumur we must first subtract 32, and then reduce. 1936 E. A. Atkins & A. G. Walker Electr. Arc & Oxy-acetylene Welding (ed. 3) xii. 135 Oxygen passes into the liquid form at a temperature 118° below Centigrade, and at a pressure of not less than 50 atmospheres. 1973 G. S. Hawkins Beyond Stonehenge ix. 155 I was too fatigued to convert 98.6°F. into Centigrade. 1998 R. Falcón Salsa xxiv. 148 To convert from centigrade to Fahrenheit, multiply the centigrade degrees by 1.8, and then add 32. This entry has been updated (OED Third Edition, September 2009; most recently modified version published online December 2021). < adj.n.1799 |
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