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electron, a subatomic particle with a negative electric charge
電子は負の電荷を持つ素粒子です。
An electron is a subatomic particle that carries a negative charge.
Often used as a prefix in compounds related to digital technology.
Look out for 電子‑ as a prefix; it usually signals a modern, electronic concept.
From Chinese 電子 (diànzǐ) meaning ‘electric child’; adopted into Japanese with the same characters.
When used as a prefix, 電子 indicates something electronic or digital, e.g., 電子音楽 (electronic music).