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Synonyms for Beacon (same or very similar meaning)

WordNet sense 1 (a fire (usually on a hill or tower) that can be seen from a distance):
beacon fire

WordNet sense 2 (a radio station that broadcasts a directional signal for navigational purposes):
radio beacon

WordNet sense 3 (a tower with a light that gives warning of shoals to passing ships):
lighthouse, pharos, beacon light

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