单词 | hyetometrograph |
释义 | > as lemmashyetoˈmetrograph hyetoˈmetrograph n. Brit. /ˌhʌɪətə(ʊ)ˈmɛtrəɡrɑːf/ , /ˌhʌɪətə(ʊ)ˈmɛtrəɡraf/ , U.S. /ˌhaɪədoʊˈmɛtrəˌɡræf/ an automatic instrument for registering the amount of rainfall during successive periods.ΘΚΠ the world > the earth > weather and the atmosphere > weather > study or science of weather > meteorological instruments > [noun] > rain-gauge hyetometer1730 ombrometer1744 pluviometer1755 rain machine1768 rain gauge1770 udometer1825 hyetometrograph1886 pluviograph1886 pluvioscope1887 ombrograph1895 1886 H. R. Mill in Encycl. Brit. XX. 257/1 In Hermann's ‘hyetometrograph’, 1789, a fixed funnel conducts the rain into one of twelve glasses placed on the circumference of a horizontal wheel, which is turned by clockwork, so that each glass remains under the funnel for one hour. < as lemmas |
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