Meaning of ANNIVERSARY in English

ˌanəˈvərs(ə)rē, -və̄s-, -vəis-, -ri noun

( -es )

Usage: often attributive

Etymology: Middle English anniversarie, from Medieval Latin anniversaria, anniversarium, from feminine & neuter of Latin anniversarius, from annus year + versus (past participle of vertere to turn) + -arius -ary — more at annual , worth


a. : the annual recurrence of a date marking an event or occurrence of notable importance

the anniversary of the Declaration of Independence

the anniversary of the founding of a publishing house

a wedding anniversary

b. : the celebration or commemoration of an anniversary

2. Roman Catholicism : a mass said periodically for the soul of someone deceased

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.