jubilees Definition

jubilee
noun

jubilees
1. A special anniversary of a significant event, eg the succession of a monarch, especially the 25th (silver jubilee), 50th (golden jubilee) or 60th (diamond jubilee).

Etymology: 14c: from French jubile, from Latin jubilaeus annus the Jewish celebration of emancipation and restoration held every 50 years; ultimately from Hebrew yobhel the ram's horn or trumpet used to announce this.