English Dictionary

Pioneers in dictionary publishing since 1819

ion (ˈaɪən Pronunciation for ion ; -ɒn) 

Definitions

noun

  1. an electrically charged atom or group of atoms formed by the loss or gain of one or more electrons See also cation, anion

Word Origin

C19: from Greek, literally: going, from ienai to go

-ion

Definitions

suffix forming nouns

  1. indicating an action, process, or state   ⇒ creation, objection
    Compare -ation, -tion

Word Origin

from Latin -iōn-, -io

Translations for 'ion'

  • British English: ion Ions are electrically charged atoms. NOUN
  • Brazilian Portuguese: íon
  • Chinese: 离子离離子
  • European Spanish: ion
  • French: ion
  • German: Ion
  • Italian: ione
  • Japanese: イオン
  • Korean: 이온
  • Portuguese: ião
  • Spanish: ion

Example Sentences Including 'ion'

It carried 2 parts per hundred thousand (0.002 per cent) of chloraurate ion.
Asimov, Isaac The Complete Stories Volume 2
Relatively high concentrations of unreduced chloraurate ion penetrate the contents of the developing egg.
Asimov, Isaac The Complete Stories Volume 2
The ovaries act as a trap for the ion , which is there reduced to metallic gold and deposited as a shell about the developing egg.
Asimov, Isaac The Complete Stories Volume 2

Comments

Log in to comment on this word.