noun
Meaning 1
A sprinkler (fire protection device) having pressurized air in the distribution pipes until a heat-activated sprinkler head opens and releases the stored air pressure, which opens the water valve.
Definition source: English Wiktionary via Wiktextract
Examples
- A dry sprinkler may be used where there is a risk of water freezing solid within the pipes.
Meaning relationships
Synonyms: none provided
Antonyms: none provided