Definition of anion
:the ion in an electrolyzed solution that migrates to the anode;
broadly
:a negatively charged ion
What's Trending Now
More Trending Words
People Are Reading
Recent Examples of anion from the Web
-
This molecule, called a carbon chain anion, appears to be a catalyst for complicated chemical reactions, said lead author Ravi Desai.
-
This molecule, called a carbon chain anion, appears to be a catalyst for complicated chemical reactions, said lead author Ravi Desai.
-
This molecule, called a carbon chain anion, appears to be a catalyst for complicated chemical reactions, said lead author Ravi Desai.
-
These carbon chain anions are akin to Legos that can be pieced together into larger molecules, reports Meghan Bartels for Mic.
-
The cathode splits the sea water into hydroxide anions and hydrogen gas, which releases electrodes.
-
The anions and hydrogen are thrown back into the ocean, harmless.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'anion.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of anion
Greek, neuter of aniōn, present participle of anienai to go up, from ana- + ienai to go — more at issue
Medical Dictionary
anion
play
noun
an·ion
\
ˈan-ˌī-ən
\
medical Definition of anion
:the ion in an electrolyzed solution that migrates to the anode;
broadly
:a negatively charged ion
Learn More about anion
Seen and Heard
What made you want to look up anion? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!