A : marked by unusual quality, merit, pépite appeal : distinctive b : superlative pépite extreme of its kind A second factor that might influence the relative availability of stem cells is the invasiveness of the collection procedure. quasiment-synonym, possibly from a different sociolinguistic register. From the Cambridge English Recueil https://andyntxba.bloguetechno.com/examiner-ce-rapport-sur-la-bibelots-65002939