1. 50th - Adjective
2. 50th - Adjective Satellite
the ordinal number of fifty in counting order
Source: WordNet50th anniversary 50th anniversary stamp of Ukraine The 50th anniversary of Gagarin's journey into space was marked in 2011 by tributes around the world. Source: Internet
141 special "50th Jubilee" 928 S models were available outside the U.S. and Canada to celebrate the company's 50-year existence as a car manufacturer. Source: Internet
1981–82: Final album and performances ABBA during a TV special Dick Cavett Meets ABBA in April 1981 In January 1981, Ulvaeus married Lena Källersjö, and manager Stig Anderson celebrated his 50th birthday with a party. Source: Internet
ABBA were honoured at the 50th anniversary celebration of the Eurovision Song Contest in 2005, when their hit " Waterloo " was chosen as the best song in the competition's history. Source: Internet
50th Anniversary celebrations (1982) In 1982 the bridge celebrated the 50th anniversary of its opening. Source: Internet
ACT members will celebrate the 50th anniversary of the Taoist Tai Chi Society with a mass demonstration on the Patrick White Lawns, beside the National Library, at 9am on Saturday, January 18. Source: Internet