diamond jubilee

(celebration of a) 60th anniversary 60周年（纪念）. Cf 参看 golden jubilee (golden), silver jubilee (silver).

diagrammatic, diagrammatically, dial, dialect, dialectal, dialectic, dialectical, dialectically, dialectician, dialectics, dialog, dialogue, dialogue (US also dialog), dialysis, diamante, diameter, diametre, diametrical, diametrically, diamond, diamond wedding, diaper, diaphanous, diaphragm, diarist, diarrhoea (US diarrhea), diary, Diaspora, diastase, diatom, diatonic, diatribe, dibble, dice, dicey, dichotomous, dichotomy, dick, dickens, Dickensian,