cation
or kat·i·on
[kat-ahy-uh n, -on]
|
noun Physical Chemistry.
a positively charged ion that is attracted to the cathode in electrolysis.
any positively charged atom or group of atoms (opposed to anion).
Origin of cation
1825–35; < Greek katión going down (neuter of katiṓn, present participle of kateînai), equivalent to kat- cat- + -i- go + -on neuter present participle suffix
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Examples from the Web for cation
Historical Examples of cation
The remainder of the molecule, which usually consists of a single atom, is the cation.
An Elementary Study of ChemistryWilliam McPherson
It will be noticed that in neutralization the anion of the acid and the cation of the base are not changed.
An Elementary Study of ChemistryWilliam McPherson
For this class of grievances the present edu- cation of woman is responsible.
The Unexpurgated Case Against Women SuffrageAlmroth E. Wright
cation
noun
Word Origin for cation
C19: from cata- + ion
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Online Etymology Dictionary, © 2010 Douglas Harper
cation
[kăt′ī′ən]
n.
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cation
[kăt′ī′ən]
The American Heritage® Science Dictionary
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