adul·ter·ateBrE/əˈdʌltəreɪt/NAmE/əˈdʌltəreɪt/verbpresent simple - I / you / we / theyadulterateBrE/əˈdʌltəreɪt/NAmE/əˈdʌltəreɪt/present simple - he / she / itadulteratesBrE/əˈdʌltəreɪts/NAmE/əˈdʌltəreɪts/past simpleadulteratedBrE/əˈdʌltəreɪtɪd/NAmE/əˈdʌltəreɪtɪd/past participleadulteratedBrE/əˈdʌltəreɪtɪd/NAmE/əˈdʌltəreɪtɪd/ -ing formadulteratingBrE/əˈdʌltəreɪtɪŋ/NAmE/əˈdʌltəreɪtɪŋ/[often passive]~sth (withsth)tomakefoodordrinklesspurebyaddinganothersubstancetoit(在饮食中)掺杂,掺假SYNcontaminate➡ see alsounadulterated (2) ▸adul·ter·ationBrE/əˌdʌltəˈreɪʃn/NAmE/əˌdʌltəˈreɪʃn/noun[U]