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alarm, warning device, alarm system | a device that signals the occurrence of some undesirable event | ||
V2 |
alert, alarm | warn or arouse to a sense of danger or call to a state of preparedness | ||
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alarm, alert, warning signal, alarum | an automatic signal (usually a sound) warning of danger | ||
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alarm, alarm clock | a clock that wakes a sleeper at some preset time | ||
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alarm | a warning of imminent danger | ||
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alarm, dismay, consternation | fear resulting from the awareness of danger | ||
V2 |
alarm, dismay, appal, appall, horrify | fill with apprehension or alarm; cause to be unpleasantly surprised |