A signal or conspicuous mark erected on an eminence near the shore, or moored in shoal water, as a guide to mariners
A post or buoy placed over a shoal or bank to warn vessels of danger; also a signal mark on land. (FM 55-501).
A high hill or other easily distinguishable object near the shore which can serve as guidance for seafarers
An underwater device which continually sends out a repetitive signalat a preset frequency Pingers are used to mark locations or objects underwater for later recovery or relocation The amount of time a pinger can be deployed is dependent on its battery life
If someone acts as a beacon to other people, they inspire or encourage them. Our Parliament has been a beacon of hope to the peoples of Europe General Rudnicki was a moral beacon for many exiled Poles
A special frame in Token-Ring systems indicating a serious problem with the ring such as a break
A wireless LAN packet that signals the availability and presence of the wireless device Beacon packets are sent by access points and base stations; however, client radio cards send beacons when operating in non-base station mode
Low-power carrier transmitted by a satellite, which supplies the controlling engineers on the ground with a means of monitoring telemetry data, tracking the satellite, or conducting propagation experiments This tracking beacon usually uses a horn or omni antenna
A special frame in token ring systems indicating a serious problem with the ring such as a break
a tower with a light that gives warning of shoals to passing ships a fire (usually on a hill or tower) that can be seen from a distance guide with a beacon shine like a beacon