陰電子 (いんでんし, indenshi) Japanese meaning: electron | Kotomora持
つ
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。
An electron is an elementary particle with a negative charge.
In older physics literature, 電子 is sometimes written as 陰電子.
Etymology
Compound of 陰 (negative, yin) and 電子 (electron), literally 'negative electron'. Coined in early modern physics to distinguish from 陽電子 (positron).