Found 2 items, similar to cation.
English → English (WordNet) Definition: cation cation n : a positively charged ion
English → English (gcide) Definition: Cation Cation \Cat"i*on\, n. [Gr. ? downward + ? going, p. pr. of ? to go.] (Chem.) a positively charged atom, radical, or molecule, which in electrolysis migrates to the cathode; a positive ion; -- opposed to anion. --Faraday. [1913 Webster +PJC]