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单词 electronograph
释义

electronograph

/ɪˌlɛkˈtrɒnəɡrɑːf/ /ˌɛlɛkˈtrɒnəɡrɑːf/ /ˌɛlɪkˈtrɒnəɡrɑːf/
noun
1 Physics. An apparatus for studying materials by electron diffraction.
2Chiefly Astronomy. An image obtained by electronography.

Origin

1930s; earliest use found in Chemical Abstracts. From electron + -o- + -graph, after electronographic.

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更新时间:2024/9/20 21:24:35