acoustic buoy 1
noundomain: communication
Princeton WordNet [ver.3.1]
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EnglishDefinition
a buoy that can be heard (at night)
Hypernym
buoy 1
noun
bright-colored; a float attached by rope to the seabed to mark channels in a harbor or underwater hazards
EnglishHyponym
bell buoy 1
noun
a buoy with a bell on it
whistle buoy 1
noun
a buoy that makes a whistling noise
