noun🔗Share陽イオンA positively charged ion, i.e. one that would be attracted to the cathode in electrolysis."In the battery, the cation carries a positive charge and moves towards the negative electrode. "バッテリーでは、陽イオンは正電荷を帯び、負極に向かって移動します。chemistrycompoundelementscienceChat with AIVocabulary GamePractice Reading