alarm system

Also found in: Thesaurus, Encyclopedia.
Related to alarm system: burglar alarm
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.alarm system - a device that signals the occurrence of some undesirable eventalarm system - a device that signals the occurrence of some undesirable event
automobile horn, car horn, motor horn, hooter, horn - a device on an automobile for making a warning noise
burglar alarm - a warning device that is tripped off by the occurrence of a burglary
device - an instrumentality invented for a particular purpose; "the device is small enough to wear on your wrist"; "a device intended to conserve water"
smoke alarm, fire alarm - an alarm that is tripped off by fire or smoke
horn - an alarm device that makes a loud warning sound
siren - an acoustic device producing a loud often wailing sound as a signal or warning
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
The time interval in days between robberies in each restaurant was calculated for both the preinstallation and postinstallation periods and served as the primary measure of alarm system effectiveness.
The greatest drawback to any alarm system's effectiveness is misuse (e.g., staff disengaging or ignoring alarms, patients removing triggering devices).