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单词 otheoscope
释义

otheoscope

/ˈəʊθɪəskəʊp/
Now historical and rare
noun
A modification of Crookes's radiometer in which the black or driving surface is stationary, whilst the cooling surface is movable.

Origin

Late 19th century; earliest use found in William Crookes (1832–1919), chemist and science journalist. From ancient Greek ὠθεῖν to push + -o- + -scope; compare quot. 1877.

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更新时间:2024/12/23 16:08:15