cationic

[kat-ahy-uhn, -on]

cat·i·on

[kat-ahy-uhn, -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; < Greek katión going down (neuter of katiṓn, present participle of kateînai), equivalent to kat- cat- + -i- go + -on neuter present participle suffix

cat·i·on·ic [kat-ahy-on-ik] , adjective
cat·i·on·i·cal·ly, adverb
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Cationic is always a great word to know.
So is flibbertigibbet. Does it mean:
a chattering or flighty, light-headed person.
a scrap or morsel of food left at a meal.
Collins
World English Dictionary
cation (ˈkætaɪən)
 
n
Compare anion a positively charged ion; an ion that is attracted to the cathode during electrolysis
 
[C19: from cata- + ion]
 
cationic
 
adj

Collins English Dictionary - Complete & Unabridged 10th Edition
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