anion
1 antonym for anion — opposites grouped by meaning.
Noun — A negatively charged ion.
Antonyms
How to use anion
The word patterns that sound natural to a native speaker.
negatively charged anion
anion exchange
common anions
This is a standard chemistry term used in both academic and everyday scientific writing.
Etymology
Anion is a learned borrowing from Ancient Greek anión, meaning a thing going up, itself from a verb meaning to go up formed from up plus go. The English polymath William Whewell coined the term for Michael Faraday, who put the coinage into use later in 1834.
Full origin of anion →Frequently asked questions
What is an anion?
It is an ion that carries a negative electrical charge, having gained one or more electrons.
What is the opposite of an anion?
A cation, which carries a positive charge, is the opposite of an anion.
Who coined the word anion?
William Whewell coined it in 1834 for Michael Faraday, who then put the term into use.
