Last Updated
：2026/01/09
イオン
Hiragana
いおん
Noun
Japanese Meaning
電気的に中性な原子や分子が、電子を失ったり得たりして電荷を帯びた粒子になったもの。陽イオンと陰イオンがある。 / イオン交換樹脂などの略称としての商品名・施設名など（例：ショッピングセンター『イオン』）。
Easy Japanese Meaning
でんきをおびた小さなつぶ。水や空気の中にたくさんある。
Chinese (Simplified) Meaning
离子 / 带电的原子或分子 / 因失去或获得电子而带电的粒子
Chinese (Traditional) Meaning
離子 / 帶電的原子或分子 / 因失去或獲得電子而形成的帶電粒子
Korean Meaning
전하를 띤 원자나 분자 / 전자를 잃거나 얻어 형성된 입자 / 용액에서 전류를 운반하는 입자
Indonesian
atom atau molekul bermuatan listrik / partikel bermuatan positif atau negatif
Vietnamese Meaning
Nguyên tử hoặc phân tử mang điện tích do mất hoặc nhận electron. / Hạt mang điện (cation hoặc anion).
Tagalog Meaning
atomo o molekulang may kargang elektriko / partikula na kulang o sobra ang elektron / may singil na partikula (positibo o negatibo)
Sense（1）
an ion
（ romanization ）
Quizzes for review
See correct answer
This compound separates into cations and anions.
See correct answer
この化合物は陽イオンと陰イオンに分離します。
Japanese - English
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