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Dictionary entry overview: What does ion mean?
• ION (noun)
The noun ION has 1 sense:
1. a particle that is electrically charged (positive or negative); an atom or molecule or group that has lost or gained one or more electrons
Familiarity information: ION used as a noun is very rare.
Dictionary entry details
|Sense 1||ion [BACK TO TOP]|
A particle that is electrically charged (positive or negative); an atom or molecule or group that has lost or gained one or more electrons
Nouns denoting natural objects (not man-made)
Hypernyms ("ion" is a kind of...):
Hyponyms (each of the following is a kind of "ion"):
anion (a negatively charged ion)
cation (a positively charged ion)
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