Somebody or something that appears in a quarter-final of a competition.(noun)
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Use "quarter-finalist" in a sentence
"The 22-year-old has long since moved on from Project 45 – his plan to eclipse the career-best ranking of Shuzo Matsuoka, the Wimbledon quarter-finalist who retired in 1996 – rising to 24th in the world in November."
"Ninth seed Stosur, a quarter-finalist in New York last year, had chances to close out a hard-fought tussle in the second set, but Petrova, the 24th seed, saved two match points and won the tiebreak 7-5 to force a third set."
"For Pennetta, a quarter-finalist at Flushing Meadows in 2008 and 2009 who is seeded 26th, it was a moment to savor as she celebrated her victory on a baking hot day at the Arthur Ashe Stadium."