lighthouse

noun

light·​house ˈlīt-ˌhau̇s How to pronounce lighthouse (audio)
1
: a structure (such as a tower) with a powerful light that gives a continuous or intermittent signal to navigators
2

Illustration of lighthouse

Illustration of lighthouse
  • lighthouse 1

Examples of lighthouse in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
These beacons of hope, these lighthouses promising safe harbor… are called lesbians. Elizabeth Logan, Glamour, 22 Mar. 2025 Admire the ruins of Phoenician lighthouses and Roman theaters before a cold beer at El Rincón del Cervecero, which has eight local brews on tap and nearly 400 bottles and cans from Spanish and global brewers. Andrew Richdale, AFAR Media, 17 Mar. 2025 The 1875 lighthouse offers some history, while the fishing pier offers some activity. Kayleigh Ruller, Charlotte Observer, 12 Mar. 2025 The current green pierhead lighthouse is at the end of the North Pier at South Marina, the remainder of the fog signal building and lantern room of the lighthouse, which were destroyed in a fire in June of 1967. Charles Selle, Chicago Tribune, 10 Mar. 2025 See All Example Sentences for lighthouse

Word History

First Known Use

1606, in the meaning defined at sense 1

Time Traveler
The first known use of lighthouse was in 1606

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Cite this Entry

“Lighthouse.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lighthouse. Accessed 1 Apr. 2025.

Kids Definition

lighthouse

noun
light·​house -ˌhau̇s How to pronounce lighthouse (audio)
: a tower with a powerful light at the top that is built on or near the shore to guide sailors at night
Last Updated: - Updated example sentences
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