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/ˈkætˌaɪ.ən/ · noun
(physical chemistry) A positively charged ion: one that would be attracted to the cathode in electrolysis..
Use cation when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Cation means (physical chemistry) A positively charged ion: one that would be attracted to the cathode in electrolysis..
The closest synonym depends on the sentence and intended sense.
Possible antonyms include anion.
Use cation where its definition matches the intended context.
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