[noun] [C] - a light or fire on the top of a hill that acts as a warning or signalAs part of the centenary celebrations a chain of beacons was lit across the region. Honesty shone from him like a beacon.(figurative) She lit a beacon of hope for the whole world.
BEACON
Meaning of BEACON in English
Cambridge English vocab. Кембриджский английский словарь. 2012