lighthouse

noun
light·​house | \ˈlīt-ˌhau̇s \

Definition of lighthouse 

1 : a structure (such as a tower) with a powerful light that gives a continuous or intermittent signal to navigators

Illustration of lighthouse

Illustration of lighthouse

lighthouse 1

Examples of lighthouse in a Sentence

Recent Examples on the Web

There’s also an old copper mine, a lighthouse, and a former prison, aptly named The House of Correction, which used to entertain the ‘idle and disorderly’. Max Maeckler, Vogue, "You Can Rent a Pineapple Palace on the Airbnb For Historic Homes," 16 Aug. 2018 Now, Hawkins has installed a 50-foot tall, fully functioning lighthouse in the Mojave Desert in the vicinity of Barstow. Carolina A. Miranda, latimes.com, "Datebook: The force of fashion photos, underwater montages and Washington, D.C., feminized," 28 June 2018 Arzoumanian compared pulsars to interstellar lighthouses in a conference held to discuss the upcoming NICER mission. Jay Bennett, Popular Mechanics, "NASA's New ISS Experiment Will Study Mysterious Pulsars," 29 May 2017 In fact, the name of our hike, the Lighthouse Way, derives from the series of lighthouses built along this treacherous coast. Doug Hansen, sandiegouniontribune.com, "Hiking Spain's wild coast," 12 July 2018 Yesterday afternoon, during a break between a torrential downpour, the Korakas lighthouse had two landings within 10 minutes of each other. Alexandra Wynne, Harper's BAZAAR, "Brave Model Shares Her Diary From Refugee Camps Across Europe," 19 Dec. 2016 Wisconsin's Great Lakes are also home to great lighthouses. Chelsey Lewis, Milwaukee Journal Sentinel, "8 spectacular Lake Michigan lighthouses to visit in Wisconsin," 12 July 2018 Your trip to Watch Hill–or, for that matter, to coastal New England–is incomplete without a stroll to a postcard-perfect lighthouse. Hannah Seligson, Town & Country, "T&C Travel Guide: Watch Hill, Rhode Island," 20 July 2017 At the edge of the marina sits the Algoma Pierhead Lighthouse, a picturesque red lighthouse that was installed in 1932 to replace a square structure that had been in operation since 1892. Chelsey Lewis, Milwaukee Journal Sentinel, "Algoma is a day trip away along Lake Michigan," 12 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'lighthouse.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of lighthouse

1622, in the meaning defined at sense 1

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Last Updated

16 Nov 2018

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Time Traveler for lighthouse

The first known use of lighthouse was in 1622

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More Definitions for lighthouse

lighthouse

noun

English Language Learners Definition of lighthouse

: a tower with a powerful light that is built on or near the shore to guide ships away from danger

lighthouse

noun
light·​house | \ˈlīt-ˌhau̇s \

Kids Definition of lighthouse

: a tower that produces a powerful glow to guide sailors at night or in poor visibility

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