sprinkler system

American  

noun

1. 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.

---

sprinkler system British  

noun

1. a fire-extinguishing system that releases water from overhead pipes through nozzles (sprinklers) opened automatically by a rise in temperature

---

Etymology

Origin of sprinkler system

First recorded in 1880–85

Example Sentences

But Ridder has been frustrated by delays in inspections to verify compliance with new building codes, such as requiring a fire sprinkler system in the roof.

From Barron's • Jan. 4, 2026

He drew inspiration from Canada, which permits a lower design standard for small residential buildings under three stories—not requiring a sprinkler system, for example.

From Slate • Apr. 25, 2025

He had lost his home in the 1993 Malibu fire — along with his most prized Fagnola violin — but he returned and rebuilt, installing a sprinkler system and purchasing another violin.

From Los Angeles Times • Feb. 22, 2025

A sprinkler system could have changed or limited the huge multi-storey car park fire at London Luton Airport, according to a new report.

From BBC • Oct. 9, 2024

Out of habit, she gazed up toward the ceiling, as if she might see her father there on his ladder, tinkering with the sprinkler system, the temperature gauges, and the lights.

From "The City of Ember" by Jeanne DuPrau

Related Words

• sprinkler