sprinkler
n. countable B1 Intermediate US //ˈspɹɪŋkəɫɝ// UK //spɹˈɪŋklɐ// sprin·kler
n. a device that sprays water in a wide area. You usually see them on grass to keep it green or on ceilings to put out fires.
n. a device used for spraying water in a controlled pattern, typically for irrigation or fire suppression. Often installed as part of an automated system in gardens or commercial buildings.
The garden sprinkler waters the lawn every morning.
The building's fire sprinkler system activated immediately after the smoke detector went off in the kitchen.
Modern agricultural sprinklers are designed to maximize water efficiency by adjusting the spray pattern based on current wind speeds and soil moisture levels.
From sprinkle + -er.