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has duplicated
  • present perfect of duplicate (3rd person singular).

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Ukraine’s Marta Kostyuk has duplicated the feat of Croatian Mirjana Lucic 20 years ago when she won the Australian Open girls singles title.

From Washington Times • Jan. 27, 2017

The team has duplicated the feat in piglets, and is working to make the scaffold more biocompatible and more commercially viable, as well as to see whether the scaffolds can absorb nutrients.

From Nature • Dec. 20, 2016

But no other underdog candidate in either party has duplicated that strategy.

From Washington Post • Feb. 5, 2016

If there is much more fetal DNA than control DNA, the fetus has duplicated DNA.

From New York Times • Aug. 8, 2012

The elder Garcia was certainly a wonderful man, and in some ways a unique figure in the history of music, for it is doubtful if any other singer has duplicated his extraordinary talent and versatility.

From Garcia the Centenarian And His Times Being a Memoir of Manuel Garcia's Life and Labours for the Advancement of Music and Science by Mackinlay, M. (Malcolm) Sterling