| 单词 | formenophone |
| 释义 | > as lemmasforˈmenophone forˈmenophone n. [Greek ϕωνή sound] see quot. ΘΚΠ the world > matter > gas > air > [noun] > air in any specific place or at specific time > measurement of specific quality of air > instruments for measuring specific qualities eudiometer1777 oximeter1803 ozonometer1851 ozonoscope1872 sepometer1876 koniscope1892 formenophone1894 konimeter1918 Tyndallmeter1919 1894 Pop. Sci. Monthly Feb. 576 An instrument which he calls a formenophone has been invented by..M. E. Hardy, for..estimating the proportions of gaseous impurities of an atmosphere by the sound they give in a pipe. < as lemmas |
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