Synonyms of 'beacon'
The full moon beams like a beacon in the clear sky.
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A flare is a small device that produces a bright flame. Flares are used as signals, for example on ships.
a ship which had fired a distress flare
If there is a sign of something, there is something which shows that it exists or is happening.
His face and movements rarely betrayed any sign of nerves.
Thesaurus for beacon from the Collins English Thesaurus
A beacon is a light or a fire, usually on a hill or tower, which acts as a signal or a warning.