What does ANION mean?

anion

Part of Speech: noun

Definition: An anion is a negatively charged ion that is attracted to the anode (positive electrode) in electrolysis.

Pronunciation (US): ˈæn.i.ən

Pronunciation (UK): ˈæn.aɪ.ən

Origin and Usage: The word "anion" was first used in the early 20th century and comes from the Greek word "anienai," which means "to go up." Anions are important in chemistry because they are involved in many chemical reactions, including the formation of salts and acids.

Synonyms: negative ion, nonmetallic ion

Related Words: cation, onion, union

Example Sentences:

• When an anion is attracted to the anode, it gives up one or more electrons.
• Chlorine is an example of a halogen anion.
• Anions are important in the formation of many compounds.