cation
About Our Definitions: All forms of a word (noun, verb, etc.) are now displayed on one page.
About Our Definitions: All forms of a word (noun, verb, etc.) are now displayed on one page.cat·ion
noun \ˈkat-ˌī-ən, ˈka-(ˌ)tī-ən\Definition of CATION
: the ion in an electrolyzed solution that migrates to the cathode; broadly : a positively charged ion
See Origin of CATION
Greek kation, neuter of katiōn, present participle of katienai to go down, from kata- cata- + ienai to go — more at issue
First Known Use: 1834
cat·ion
noun \ˈkat-ˌī-ən\ (Medical Dictionary)Medical Definition of CATION
: the ion in an electrolyzed solution that migrates to the cathode; broadly : a positively charged ion
cation
noun (Concise Encyclopedia)Atom or group of atoms carrying a positive electric charge, indicated by a superscript plus sign after the chemical symbol. Cations in a liquid subjected to an electric field collect at the negative pole (cathode). Examples include sodium (Na+), calcium (Ca2+), and ammonium (NH+; see ammonia). See also ion; compare anion.
Browse
Next Word in the Dictionary: cation–active
Previous Word in the Dictionary: catinga
All Words Near: cation
Previous Word in the Dictionary: catinga
All Words Near: cation
Seen & Heard 
What made you want to look up cation? Please tell us where you read or heard it (including the quote, if possible).
