nanotechnologyEnglishOxford Dictionary of Englishnanotechnology /ˌnanə(ʊ)tɛkˈnɒlədʒi / ▸ noun [mass noun] the branch of technology that deals with dimensions and tolerances of less than 100 nanometres, especially the manipulation of individual atoms and molecules: advances in nanotechnology have the potential to revolutionize medicine. – DERIVATIVES nanotechnological /ˌnanə(ʊ)ˌtɛknəˈlɒdʒɪkl / adjective nanotechnologist noun