Meaning of CATION in English

CATION

ˈkad.ˌīən also -ˌīˌän or ˈkaˌtī- noun

( -s )

Etymology: Greek kation, neuter of katiōn, present participle of katienai to go down, from kata- cata- + ienai to go — more at issue

1. : a positively charged ion (as a hydrogen, calcium, or ammonium ion) — opposed to anion

2.

a. : the ion in an electrolyzed solution that migrates to the cathode and is there discharged and liberated or deposited

b. : a positive gaseous ion

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.