It was first adopted in 1917, after one of the most notable of all filibusters in senate history.
invokes cloture
Cloture
Cloture already exists in the US Senate. It takes 60 Senators to invoke Cloture.
In the United States Senate, the motion is "cloture".
if a senator calls for cloture (yes it's spelled right)
A cloture
SENATE!!
cloture
Invoking the Cloture Rule. Page 344 in Magruder's AM book.
cloture
Cloture is a parliamentary procedure used in the U.S. Senate to end a debate and proceed to a vote on a bill. It requires a three-fifths majority (60 votes) to invoke cloture and limit further debate.