Measures instituted by exchanges to stop trading temporarily when the market has fallen by a certain percentage in a specified period. They are intended to prevent a market free-fall by permitting buy and sell orders to rebalance.
CIRCUIT BREAKERS
Meaning of CIRCUIT BREAKERS in English
Campbell R. Harvey. Hypertextual finance English glossary. Английский словарь гипертекстовых финансов. 2012