light·​house | \ ˈlīt-ˌhau̇s How to pronounce lighthouse (audio) \

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

Since 1716 when America got its first lighthouse on a tiny island off the Boston shore, the structures have cut a romantic architectural silhouette up and down the U.S. coast. Adrienne Gaffney, WSJ, "A House That Lights the Way," 27 Feb. 2019 Bombay Reef already has a lighthouse to serve as an aid to navigation. Alice Fung, The Seattle Times, "US carrier in Hong Kong after bombers fly over S. China Sea," 21 Nov. 2018 The East Brother Light Station, on an unspoiled island in the San Pablo Bay, part of the larger San Francisco Bay, is seeking a new pair of lighthouse keepers. Maude Campbell, Popular Mechanics, "Need a Fresh Start in 2019? California Has an Opening for a Lighthouse Keeper," 8 Jan. 2019 On the Hawaiian island of Maui, a sprawling oceanfront property with its own small lighthouse is asking $49 million. Katherine Clarke, WSJ, "Oceanfront Maui Home, Lighthouse Included, Seeks a Sales Record," 3 Aug. 2018 Blackall’s detailed watercolor-and-ink drawings evoke the beauty, drama, isolation, and tenderness that first the lighthouse keeper, then his wife, and then their child all experience on their tiny island. Monitor Staff, The Christian Science Monitor, "Voyages, animals, beauty for the youngest readers," 11 June 2018 Essex Heritage acquired 10 acres on the north end of the rocky 60-acre island, including the lighthouse and two keeper’s houses, in 2014. Kathy Shiels Tully,, "A heartfelt version of ‘Calendar Girls’ in Stoneham," 25 May 2018 Large windows in the living room reveal boats on the river and the Roosevelt Island lighthouse. Candace Taylor, WSJ, "Art-Collecting Real-Estate Heiress Lists Manhattan Pad for $12 Million," 26 Dec. 2018 Ida's paintings are more geometric in their technique, and her most iconic series is of lighthouses. Meredith Carey, Condé Nast Traveler, "What to Do in Dallas in November 2018," 12 Nov. 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

9 Mar 2019

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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



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


light·​house | \ ˈlīt-ˌhau̇s How to pronounce lighthouse (audio) \

Kids Definition of lighthouse

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

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