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

The lighthouse, which sits at the property’s edge, belongs to the town and isn’t for sale. WSJ, "Corrections & Amplifications," 11 Mar. 2019 Conceived sketchily in 1941 as the son of an undersea explorer, Aquaman in 1959 became Arthur Curry, the son of a lighthouse keeper, and Atlanna, an outcast from Atlantis. Thomas Vinciguerra, WSJ, "I Want to Be Aquaman When I Grow Up . . .," 13 Dec. 2018 At Huawei’s headquarters in Shenzhen, paper coffee cups were specially printed with a picture of a lighthouse and a play on words to show that the entire company is waiting for her return. Natasha Khan, WSJ, "The Public Face of Huawei’s Global Fight," 19 Jan. 2019 Restored 1860s lighthouse and keeper's residence with fishing and shipping exhibits. Elaine Rewolinski, Milwaukee Journal Sentinel, "A listing of home and garden events for the Milwaukee area (Summer 2018 edition)," 4 July 2018 Ever the developer, Furgy plopped a red-striped lighthouse and some trees and bushes on it. Vincent Crampton,, "Explore Florida's Citrus County: Monkey Island, Homosassa River’s Alcatraz," 6 May 2018 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

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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Statistics for lighthouse

Last Updated

20 Apr 2019

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Time Traveler for lighthouse

The first known use of lighthouse was in 1622

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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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Comments on lighthouse

What made you want to look up lighthouse? Please tell us where you read or heard it (including the quote, if possible).


to mark by some ceremony or observation

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