lowest common denominator Pronunciation: /ˈləʊəst; ˈləʊɪst/Translate lowest common denominator | into Italian Spanish translation of lowest common denominatorn [Math] mínimo común denominador (m) a series aimed at the lowest common denominator = una serie dirigida al público de nivel más bajolowest common denominator in other Oxford dictionaries Definition of lowest common denominator in the British & World English dictionary Definition of lowest common denominator in the US English dictionary