anniversary noun

1 of an important event

ADJ. first, second, etc.

VERB + ANNIVERSARY celebrate, commemorate, mark They held celebrations to mark the anniversary of Mozart's death.

ANNIVERSARY + VERB be, fall The anniversary of the founding of the charity falls on 12th November.

PREP. on an/the ~ on the 20th anniversary of his death

2 of a wedding

ADJ. first, second, etc. | wedding


PREP. on sb's ~ He bought her a diamond ring on their tenth wedding anniversary.

PHRASES a diamond, golden, silver, etc. wedding anniversary