- a signal fire, esp. one on a hill, pole, etc.
- any light or radio signal for warning or guiding
- a lighthouse
- a radio transmitter that sends out signals for the guidance of aircraft, as at night or in fog
- a person or thing that warns, offers encouragement or guidance, etc.
Origin of beaconMiddle English beken from Old English beacen, becen from Germanic an unverified form baukna, probably from Indo-European an unverified form bh?u-, variant, variety of base an unverified form bh?-, to gleam, shine from source Classical Greek phainein, to show, appear
- to light up (darkness, etc.)
- to provide or mark with beacons