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alarm system, warning device, alarm
n. a device that signals the occurrence of some undesirable event
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bell
n. a hollow device made of metal that makes a ringing sound when struck
buzzer
n. a signaling device that makes a buzzing sound
signal
n. an electric quantity (voltage or current or field strength) whose modulation represents coded information about the source from which it comes
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warning device
Parts Of Speech
  • Nouns
    3
  • Verbs
    0
  • Adverbs
    0
  • Adjectives
    0
Relationships
  • Fuzzynyms
    3
  • Synonyms
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  • Antonyms
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