AN ENGLISH-SPANISH DICTIONARY (GRANADA UNIVERSITY, SPAIN), 14.4
anniversary
(n.) = aniversario.
Ex: This is an article written in celebration of the 21st anniversary of the publication of the first issue of 'Program'.
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* anniversary card = tarjeta de aniversario.
* anniversary celebration = celebración de aniversario, fiesta de aniversario.
* anniversary party = fiesta de aniversario.
* bronze anniversary = aniversario de bronce.
* bronze wedding anniversary = bodas de bronce.
* commemorate + anniversary = conmemorar un aniversario.
* diamond anniversary = aniversario de diamante.
* diamond wedding anniversary = bodas de diamante.
* fiftieth anniversary = cincuentenario.
* golden anniversary = aniversario de oro.
* golden wedding anniversary = bodas de oro.
* platinum anniversary = aniversario de platino.
* platinum wedding anniversary = bodas de platino.
* sapphire anniversary = aniversario de zafiro.
* sapphire wedding anniversary = bodas de zafiro.
* silver anniversary = aniversario de plata, vigésimo quinto aniversario.
* silver wedding anniversary = bodas de plata.
* wedding anniversary = aniversario de bodas.