An anniversary celebrating the passage of 25 years.

Roget 883: celebration, solemnization, jubilee, commemoration, ovation, paean, triumph, jubilation, ceremony (rite) 998; holiday, fiesta, zarabanda^†, revelry, feast (amusement) 840; china anniversary, diamond anniversary, golden anniversary, silver anniversary, tin anniversary, china jubilee, diamond jubilee, golden jubilee, silver jubilee, tin jubilee, china wedding, diamond wedding, golden wedding, silver wedding, tin wedding.    triumphal arch, bonfire, salute; salvo, salvo of artillery; feu de joie [Fr.], flourish of trumpets, fanfare, colors flying, illuminations.    inauguration, installation, presentation; coronation; Lord Mayor's show; harvest-home, red-letter day; trophy etc. 733; Te Deum etc. (thanksgiving) 990 [Lat.]; fete etc. 882; holiday etc. 840; Forefathers' Day [U.S.].    ... show more

Polish: dwudziestopięciolecie, ćwierćwiecze