Jubilee compare anniversa n.a date that is celebrated because it is y exactly 25 years,50 years etc after an centenary important event Do you know how many years they are marking? C0C0C.0CC0b0b0.bbobbboc0bobb0.0000000000000000000.c00c00bb0b0.c0b0cb.00 silver jubilee 50 years golden jubilee 60 years diamond jubilee 25 years o Jubilee silver jubilee golden jubilee diamond jubilee n. a date that is celebrated because it is exactly 25 years, 50 years etc after an important event compare anniversa ry centenary Do you know how many years they are marking? 50 years 60 years 25 years