cation

(redirected from Cations)
Also found in: Thesaurus, Medical, Encyclopedia.

cat·i·on

(kăt′ī′ən)

An ion or group of ions having a positive charge and characteristically moving toward the negative electrode in electrolysis.

[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.]

cat′i·on′ic (kăt′ī-ŏn′ĭk) adj.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

cation

(ˈkætaɪən)

(General Physics) a positively charged ion; an ion that is attracted to the cathode during electrolysis. Compare anion

[C19: from cata- + ion]

cationic adj

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

cat•i•on

(ˈkætˌaɪ ən, -ɒn)

n.

1. a positively charged ion that is attracted to the cathode in electrolysis.

2. any positively charged ion (opposed to anion).

[1825–35; < Greek katión, neuter of katiṓn, present participle of kateînai to go down =kat- cat- + eînai to go]

cat`i•on′ic (-ˈɒn ɪk) adj.

cat·i·on

(kăt′ī′ən)

An ion that has a positive charge. Hydrogen and ammonium ions are cations. Compare anion.

The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

cation

An ion that carries a positive charge, which is attracted by the negatively charged electrode, the cathode, during electrolysis.

ThesaurusAntonymsRelated WordsSynonymsLegend:

Switch to new thesaurus

Noun

cation - a positively charged ion

hydrogen ion - a positively charged atom of hydrogen; that is to say, a normal hydrogen atomic nucleus

ion - a particle that is electrically charged (positive or negative); an atom or molecule or group that has lost or gained one or more electrons

diazonium - the univalent cation R-N:N- (where R is an aromatic hydrocarbon); found in salts that are used in manufacturing azo dyes

Translations

Kation

catión

cation

kation

cation

[ˈkætaɪən] n (Chem) → catione m

Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995

References in classic literature ?

The guns in the rear, aroused and enraged by shells that had been thrown burlike at them, suddenly involved themselves in a hideous alter- cation with another band of guns.

View in context

In this atmosphere of telephones and lightning communication with distant regions, I was breathing the breath of life again after long suffo- cation. I realized, then, what a creepy, dull, inanimate horror this land had been to me all these years, and how I had been in such a stifled condition of mind as to have grown used to it almost beyond the power to notice it.

View in context

I made no answer to this hospitable communi- cation; and, indeed, he didn't wait for any, bolting away on to his bridge to get his ship under way.

View in context

A proper amount of the ion stabilizer dissolves in the slurry fluid can form ionic solutions; that is, a liquid organic salt composed of cations and anions [35], which contains the basic properties of shield slurry.

Lab Study on the Effect of Cation Exchange Capacity on Slurry Performance in Slurry Shields

This is done by introducing different cations (positively charged ions) into the crystal structure of the perovskite.

Guanidinium Stabilizes Perovskite Solar Cells at 19 Percent Efficiency

Isomorphic substitutions can occur in either the tetrahedral ([Si.sup.4+] with [Al.sup.3+]) or octahedral ([Al.sup.3+] with [Mg.sup.2+] or [Fe.sup.2+]) sheets, which yields a net negative charge that is balanced by cations located in the interlayer region.

Modeling the Mechanisms of Clay Damage by Molecular Dynamic Simulation

Total Dissolved Solids (TDS), Hardness, pH, major cations and anions can be used to gauge the drinking quality ofgroundwater for community use.

Ground water quality around Chakwal city and its representation on GIS platform for public use

Such solutions will likely affect the level of both soluble and exchangeable cations and lead to soil structural deterioration due to clay dispersion and swelling (Arienzo et al 2009; Jayawardane et al.

An alternative index to the exchangeable sodium percentage for an explanation of dispersion occurring in soils

SELECTEX is able to pick out from high saline waters one or two or three cations like Sodium, Potassium, Calcium, Strontium or Barium as neutral salts, to meet the process specification, while the other ones are left in the treated water.