bn:00070224n
Noun Concept
Categories: Articles with short description, Security technology, Electrical systems, Alarms, All articles with style issues
EN
security system  security measure  security  security alarm  Intrusion Detection System
EN
An electrical device that sets off an alarm when someone tries to break in WordNet 3.0
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EN
An electrical device that sets off an alarm when someone tries to break in WordNet 3.0 & Open English WordNet
A security alarm is a system designed to detect intrusions, such as unauthorized entry, into a building or other areas, such as a home or school. Wikipedia
system that detects unauthorised entry Wikidata
A hardware system that prevents unauthorised intrusion into a premises, and reports such attempts. Wiktionary
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