commemorable; worth commemorating; momentous; monumental
commemorative photograph; souvenir photograph
taking a commemorative photo
commemorative plaque (usu. on a stone); stone monument (bearing an inscription)
museum (esp. in memory of a person or event); memorial hall
taking the entrance examination for a school without regard for one's chances of passing
memorial lecture; commemorative speech
monument; memorial statue
National Foundation Day (national holiday; February 11)
commemorative stamp; cachet
collection of essays contributed in celebration of something; festschrift
commemorative publication
commemorative publication
commemorative coin; memorial coin
Nobel Memorial Prize in Economic Sciences
Kawamura Memorial Museum of Art
Commemorative Organization for the Japan World Exposition '70
Commemorative Association for the Japan World Exposition
Hirafuku Memorial Art Museum