anion
Pronunciation
Noun
B2 Upper-intermediate
Quick answer
An ion with a negative electrical charge, formed when an atom gains one or more electrons.
Synonyms and antonyms
Antonyms
Test yourself
Which word fits the gap? "Chloride is a common _____ found in ordinary table salt."
Answer: anion
In your own words, what does "anion" mean?
An ion with a negative electrical charge, formed when an atom gains one or more electrons.
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