beacon
1 Americannoun
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beacons
plural
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a guiding or warning signal, as a light or fire, especially one in an elevated position.
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a tower or hill used for such purposes.
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a lighthouse, signal buoy, etc., on a shore or at a dangerous area at sea to warn and guide vessels.
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Navigation.
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a radar device at a fixed location that, upon receiving a radar pulse, transmits a reply pulse that enables the original sender to determine their position relative to the fixed location.
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a person, act, or thing that warns or guides.
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a person or thing that illuminates or inspires.
The Bible has been our beacon during this trouble.
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Digital Technology.
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a low-energy radio transmitter at a specific location within a store, museum, office space, etc., which identifies nearby mobile devices in order to send them location-specific messages or collect location-specific data.
There must be a beacon in the luggage aisle because I just got a coupon for this suitcase on my phone.
verb (used with object)
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to serve as a beacon to; warn or guide.
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to furnish or mark with beacons.
a ship assigned to beacon the shoals.
verb (used without object)
noun
noun
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a signal fire or light on a hill, tower, etc, esp one used formerly as a warning of invasion
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a hill on which such fires were lit
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a lighthouse, signalling buoy, etc, used to warn or guide ships in dangerous waters
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short for radio beacon
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a radio or other signal marking a flight course in air navigation
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short for Belisha beacon
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a person or thing that serves as a guide, inspiration, or warning
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a stone set by a surveyor to mark a corner or line of a site boundary, etc
verb
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to guide or warn
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(intr) to shine
Other Word Forms
Derived Forms
Inflected Forms
Nouns
Etymology
Origin of beacon
First recorded before 950; Middle English beken, Old English bēacen “sign, signal”; cognate with Old Frisian bāken, Old Saxon bōkan, Old High German bouhhan
Explanation
If your nose is shining like a beacon, I hope you are a reindeer employed by a jolly fat man from the North Pole. Beacon comes from an Old English word meaning “sign,” and that's what actual beacons are for lost ships: signs of having made it to land. Beacons are often some kind of light, like the bonfires that the ancient Greeks lit on hillsides to communicate that an army had come home from overseas. You'll also see beacon used figuratively, especially in the phrase “beacon of hope.”
Vocabulary lists containing beacon
George H.W. Bush (1924 -2018) Tribute List
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President Biden's Inaugural Speech (January 2021)
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Vocabulary from news articles about rescued teenage sailor
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Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
See Examples For:
When the building wraps around the shuttle itself it reads as a gleaming, cone-shaped beacon, visible from far away; tracing the shuttle’s dimensions and anchoring the museum in Expo Park.
From Los Angeles Times ● Oct. 27, 2026
Deputy prime minister Richard Marles described her as a "beacon of decency".
From Barron's ● Oct. 25, 2026
With Indian drinkers proving a beacon in a gloomy landscape for the drinks business, Pernod said it is taking preparatory stops for a potential initial public offer of its business in the country.
From The Wall Street Journal ● Oct. 15, 2026
Adelaide can’t be a beacon, only a flattering mirror.
From Los Angeles Times ● Oct. 13, 2026
Under the low red glare of sunset, the beacon, and the gibbet, and the mound of the Battery, and the opposite shore of the river, were plain, though all of a watery lead colour.
From "Great Expectations" by Charles Dickens
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Trump’s post won’t have an effect on the Fed, according to Stephen Myrow, managing partner at Beacon Policy Advisors.
From MarketWatch ● Sep. 4, 2026
“Our refineries could buy Venezuelan oil and then offer the U.S. government higher-quality oil,” said Clayton Seigle, a managing director at advisory firm Beacon Global Strategies.
From The Wall Street Journal ● Sep. 3, 2026
CBS also boosted another El-Sayed tweet that was first revealed by the Washington Free Beacon, a right-wing outlet claiming to cover “the enemies of freedom.”
From Salon ● Sep. 2, 2026
The Beacon Fen Energy Park, near Sleaford, is capable of powering up to 130,000 homes.
From BBC ● Aug. 21, 2026
So Johnny stalked off down Beacon Hill with the proper martial strut.
From "Johnny Tremain" by Esther Hoskins Forbes
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The other half chose to go dark when crossing, meaning their location beacons were off and their routes aren’t known.
From The Wall Street Journal ● Aug. 12, 2026
If the truck and the Walkman were metaphorical beacons, a modest gold, rope necklace and Jeff Kent’s mustache were concealed anchors even when in plain sight.
From Los Angeles Times ● Jul. 26, 2026
For many years, astronomers have relied on distant supernovae as cosmic beacons to study the universe and test the laws of physics.
From Science Daily ● Mar. 11, 2026
Every January, the global media company publishes the 50 women who have reached a position of status and influence that makes them beacons for others to follow.
From BBC ● Feb. 1, 2026
She was silent, lips pressed together, staring out at the blackness and the reflections of torches and LED beacons on the waters.
From "Ship Breaker" by Paolo Bacigalupi
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Get a wordDefinitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.