cationic

noun Physical Chemistry.

1. a positively charged ion that is attracted to the cathode in electrolysis.
2. any positively charged atom or group of atoms (opposed to anion).

noun

1. a positively charged ion; an ion that is attracted to the cathode during electrolysisCompare anion

n.

1834, from Greek kation “going down,” neuter present participle of katienai “to go down,” from kata “down” (see cata-) + ienai “to go” (see ion). Proposed by the Rev. William Whewell (1794-1866), English polymath, and published by English physicist Michael Faraday.

n.

1. An ion or group of ions having a positive charge and characteristically moving toward the negative electrode in electrolysis.

1. An ion with net positive charge, having more protons than electrons. In electrolysis, cations migrate to a negatively charged cathode. Compare anion.