Akademik

Cation

In chemistry, a positively charged ion. Pronounced cat-I-on. A cation is as opposed to an anion, which is a negatively charged ion.

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An ion carrying a charge of positive electricity, therefore going to the negatively charged cathode. [G. kation, going down]

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cat·ion 'kat-.ī-ən n the ion in an electrolyzed solution that migrates to the cathode broadly a positively charged ion

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an ion of positive charge, such as a sodium ion (Na⁺). Compare anion. See electrolyte.

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cat·ion (katґi-on) [cata- + ion] an ion carrying a positive charge owing to a deficiency of electrons; in an electrolytic cell cations migrate toward the cathode, which is negatively charged. cationic adj

Medical dictionary. 2011.