Definition of ION

ion

Meanings

Plural: ions

Noun

  • a particle that is electrically charged (positive or negative); an atom or molecule or group that has lost or gained one or more electrons
  • An atom or group of atoms bearing an electrical charge, such as the sodium and chlorine atoms in a salt solution.

Phrase

  • I don't.

Origin / Etymology

From the ending of anion and cation, which in turn is from Ancient Greek ἰόν (ión, “going”), neuter present participle of εἶμι (eîmi, “I go”). Coined by English polymath William Whewell in 1834 for Michael Faraday, who introduced it later that year.

Scrabble Score: 3

ion is a valid Scrabble (US) TWL word
ion is a valid Scrabble Word in Merriam-Webster MW Dictionary
ion is a valid Scrabble Word in International Collins CSW Dictionary

Words With Friends Score: 4

ion is a valid Words With Friends word