from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An ion or group of ions having a positive charge and characteristically moving toward the negative electrode in electrolysis.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A positively charged ion—opposed to anion.
- n. The ion in an electrolyzed solution that migrates to the cathode.
from the GNU version of the Collaborative International Dictionary of English
- n. a positively charged atom, radical, or molecule, which in electrolysis migrates to the cathode; a positive ion; -- opposed to
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a positively charged ion
Greek kation, something going down, from neuter present participle of katienai, to go down : kat-, kata-, cata- + ienai, to go; see ei- in Indo-European roots.(American Heritage® Dictionary of the English Language, Fourth Edition)