anion
noun/ˈænaɪən/
/ˈænaɪən/
(chemistry, physics)- an ion with a negative electrical charge compare cationTopics Physics and chemistryc2Word Originmid 19th cent.: from anode or ana- + ion.
Definitions on the go
Look up any word in the dictionary offline, anytime, anywhere with the Oxford Advanced Learner’s Dictionary app.
Check pronunciation:
anion