warning signal 1
noundomain: communication
Princeton WordNet [ver.3.1]
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EnglishDefinition
an automatic signal (usually a sound) warning of danger
Hypernym
signal 1
noun
any nonverbal action or gesture that encodes a message
EnglishHyponym
torpedo 5
noun
a small explosive device that is placed on a railroad track and fires when a train runs over it; the sound of the explosion warns the engineer of danger ahead
air alert 3
noun
the warning signal that begins a period of preparation for an enemy air attack
burglar alarm 1
noun
a loud warning signal produced by a burglar alarm
fire alarm 1
noun
a shout or bell to warn that fire has broken out
foghorn 1
noun
a loud low warning signal that can be heard by fogbound ships
