dismisser

plural dismissers

1. One who dismisses.

   1 more example

   For years after Yeltsin crashed onto the political scene, the Gorbachev-infatuated West was overwhelmingly dismissive. Mr. Colton, a professor of government and director of Russian studies at Harvard and the author of a grand history of the city of Moscow, cops to being one of those early dismissers.

   2008 May 7, Bill Keller, “The Making of Yeltsin, His Boldness and Flaws”, in New York Times