- radio beacon.
- a radar device at a fixed location that, upon receiving a radar pulse, transmits a reply pulse that enables the original sender to determine his or her position relative to the fixed location.
verb (used with object)
verb (used without object)
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Origin of beacon
OTHER WORDS FROM beaconbea·con·less, adjectiveun·bea·coned, adjective
Definition for beacon (2 of 2)
Example sentences from the Web for beacon
The other becomes a sonar-like beacon to aid navigation by underwater robots and more.Bye-bye batteries? Power a phone with fabric or a beacon with sound|Kathryn Hulick|January 6, 2021|Science News For Students
Despite those challenges, Marqus, who unexpectedly passed away in June at 36, was a beacon of hope for the sickle cell community.Science Might Finally Have a Fix for This Rare Blood Disorder|Nick Fouriezos|December 15, 2020|Ozy
Very quickly O’Meara’s 113-word prose poem became a communal beacon of hope, attracting the attention of Oprah and opera and thousands more.The story behind ‘And the People Stayed Home,’ the little poem that became so much more|Nora Krug|December 10, 2020|Washington Post
From Earth, this beam appears as a radio beacon flickering on and off.Why Arecibo’s loss is such a big deal for astronomy|Maria Temming|December 9, 2020|Science News For Students
The terrible look had returned to his face with an added fire that beaconed a revengeful intention.Bella Donna|Robert Hichens