Main entry: alarm, alarm system, warning device
Definition: a device that signals the occurrence of some undesirable event
Main entry: alarm, alarm clock
Definition: a clock that wakes a sleeper at some preset time
Main entry: alarm, alarum, alert, warning signal
Definition: an automatic signal (usually a sound) warning of danger
Main entry: consternation, dismay, alarm
Definition: fear resulting from the awareness of danger
Definition: warn or arouse to a sense of danger or call to a state of preparedness
Usage: The empty house alarmed him; We alerted the new neighbors to the high rate of burglaries
Main entry: dismay, horrify, appal, appall, alarm
Definition: fill with apprehension or alarm; cause to be unpleasantly surprised
Usage: I was horrified at the thought of being late for my interview; The news of the executions horrified us