noun🔗ShareAcétoneA colourless, volatile, flammable liquid ketone, (CH3)2CO, used as a solvent."She used acetone to remove the stubborn nail polish from her fingernails. "Elle a utilisé de l'acétone pour enlever le vernis à ongles tenace de ses ongles.compoundsubstancechemistrymaterialsciencetechnicalChat with AIVocabulary GamePractice Reading