sprinkler system
noun
apparatus for automatically extinguishing fires in a building, consisting of a system of water pipes in or below the ceilings, with valves or sprinklers usually made to open automatically at a certain temperature.
Origin of sprinkler system
First recorded in 1880–85
Words nearby sprinkler system
springville,
springwood,
springy,
sprinkle,
sprinkler,
sprinkler system,
sprinklered,
sprinkling,
sprint,
sprint medley,
sprit
British Dictionary definitions for sprinkler system
sprinkler system
noun
a fire-extinguishing system that releases water from overhead pipes through nozzles (sprinklers) opened automatically by a rise in temperature