ion
An atom or group of atoms bearing an electrical charge, such as the sodium and chlorine atoms in a salt solution.
Noun 1 meaning
An atom or group of atoms bearing an electrical charge, such as the sodium and chlorine atoms in a salt solution.
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.
ION at a glance
ION has 3 letters and scores 3 points in Scrabble (I 1 + O 1 + N 1) and 4 in Words With Friends, before board bonuses. It ranks #5,508 by how often it appears in everyday English. It is valid in ENABLE, NWL2023, Collins/SOWPODS.
Rhymes with ion
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