ion Meaning in the Cambridge English Dictionary Cambridge dictionaries logo

Meaning of “ion” in the English Dictionary

"ion" in British English

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ionnoun [C]

us   /ˈaɪ.ən/ specialized
an ​atom or ​smallgroup of ​atoms that has an ​electricalcharge because it has ​added or ​lost one or more electrons
ionic
adjective uk   /aɪˈɒn.ɪk/  us   /-ˈɑː.nɪk/
ionic ​bonding

-ionsuffix

uk   us   /-ən/ (also -ation, also -ition)
added to ​verbs to ​formnounsshowingaction or ​condition: obsession restoration repetition
(Definition of ion from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"ion" in American English

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ionnoun [C]

 us   /ˈɑɪˌɑn, -ən/
physics, chemistry an ​atom that has a ​positive or ​negativeelectricalcharge as the ​result of ​adding or taking away an ​electron
(Definition of ion from the Cambridge Academic Content Dictionary © Cambridge University Press)
Translations of “ion”
in Spanish ión, ion…
in Vietnamese ion…
in Malaysian ion…
in Thai ไอออน…
in Chinese (Simplified) 离子…
in Indonesian ion…
in Chinese (Traditional) 離子…
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“ion” in British English

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