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cation - 6 dictionary results
cat⋅i⋅on
[kat-ahy-uh
n, -on] 
–noun Physical Chemistry.
| 1. | a positively charged ion that is attracted to the cathode in electrolysis. |
| 2. | any positively charged atom or group of atoms (opposed to anion ). |
Also, kation.
Origin:
1825–35; < Gk katión going down (neut. of kati
n, prp. of kateînai), equiv. to kat- cat- + -i- go + -on neut. prp. suffix
1825–35; < Gk katión going down (neut. of kati
n, prp. of kateînai), equiv. to kat- cat- + -i- go + -on neut. prp. suffixRelated forms:
cat⋅i⋅on⋅ic [kat-ahy-on-ik] , adjective
[kat-ahy-on-ik] , adjective cat⋅i⋅on⋅i⋅cal⋅ly, adverb
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Based on the Random House Dictionary, © Random House, Inc. 2009.
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Link To cation
| cat·i·on (kāt'ī'ən) n. 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 (kāt'ī-ŏn'ĭk) adj. |
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Cation
Cat"i*on\, n. [Gr. ? downward + ? going, p. pr. of ? to go.] (Chem.) An electro-positive substance, which in electro-decomposition is evolved at the cathode; -- opposed to anion. --Faraday.
Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc.
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Main Entry: cat·ion
Pronunciation: 'kat-"I-&n
Function: noun
: the ion in an electrolyzed solution that migrates to the cathode; broadly : a positively charged ion
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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cation cat·i·on (kāt'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.
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Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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| cation (kāt'ī'ən) Pronunciation Key
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 © 2002. Published by Houghton Mifflin. All rights reserved.
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Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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