tocsin

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. the sound of an alarm (usually a bell)
• Syn:
alarm bell
• Hypernyms:
alarm, alert, warning signal, alarum
2. a bell used to sound an alarm
• Syn:
warning bell
• Hypernyms:
bell

• Từ đồng nghĩa / Synonyms:
  warning bell, alarm bell