noun🔗ShareIonAn atom or group of atoms bearing an electrical charge, such as the sodium and chlorine atoms in a salt solution."Example Sentence: "When you dissolve salt in water, it breaks down into sodium and chloride ions, which allow the water to conduct electricity." "Lorsque vous dissolvez du sel dans l'eau, il se décompose en ions sodium et chlorure, ce qui permet à l'eau de conduire l'électricité.chemistryphysicsscienceelementChat with AIVocabulary GamePractice Reading