cation

or kat·i·on

[ kat-ahy-uhn, -on ]

/ ˈkætˌaɪ ən, -ɒn /

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

OTHER WORDS FROM cation

cat·i·on·ic

[kat-ahy-on-ik], /ˌkæt aɪˈɒn ɪk/, adjectivecat·i·on·i·cal·ly, adverb

Words nearby cation

catholicus, cathouse, Cathy, Catilinarian, Catiline, cation, cation exchange, cation-exchange resin, cationic detergent, catkin, catlike

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for cation

For this class of grievances the present edu- cation of woman is responsible.
The Unexpurgated Case Against Women Suffrage|Almroth E. Wright
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 Chemistry|William McPherson
The remainder of the molecule, which usually consists of a single atom, is the cation.
An Elementary Study of Chemistry|William McPherson

British Dictionary definitions for cation

cation

/ (ˈkætaɪən) /

noun

a positively charged ion; an ion that is attracted to the cathode during electrolysisCompare anion

Derived forms of cation

cationic (ˌkætaɪˈɒnɪk), adjective

Word Origin for cation

C19: from cata- + ion

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for cation

cation

[ kăt′ī′ən ]

n.

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

Scientific definitions for cation

cation

[ kăt′ī′ən ]

An ion with net positive charge, having more protons than electrons. In electrolysis, cations migrate to a negatively charged cathode. Compare anion.

单词	cation
释义	cation or kat·i·on [ kat-ahy-uhn, -on ] / ˈkætˌaɪ ən, -ɒn / 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 OTHER WORDS FROM cation cat·i·on·ic [kat-ahy-on-ik], /ˌkæt aɪˈɒn ɪk/, adjectivecat·i·on·i·cal·ly, adverb Words nearby cation catholicus, cathouse, Cathy, Catilinarian, Catiline, cation, cation exchange, cation-exchange resin, cationic detergent, catkin, catlike Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for cation For this class of grievances the present edu- cation of woman is responsible. The Unexpurgated Case Against Women Suffrage\|Almroth E. Wright 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 Chemistry\|William McPherson The remainder of the molecule, which usually consists of a single atom, is the cation. An Elementary Study of Chemistry\|William McPherson British Dictionary definitions for cation cation / (ˈkætaɪən) / noun a positively charged ion; an ion that is attracted to the cathode during electrolysisCompare anion Derived forms of cation cationic (ˌkætaɪˈɒnɪk), adjective Word Origin for cation C19: from cata- + ion Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Medical definitions for cation cation [ kăt′ī′ən ] n. An ion or group of ions having a positive charge and characteristically moving toward the negative electrode in electrolysis. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for cation cation [ kăt′ī′ən ] An ion with net positive charge, having more protons than electrons. In electrolysis, cations migrate to a negatively charged cathode. Compare anion. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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