lighthouse

noun

light·​house ˈlīt-ˌhau̇s 

1

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

2

: beacon sense 2

Illustration of lighthouse

• lighthouse 1

Examples of lighthouse in a Sentence

Recent Examples on the Web

This more than 1,600-acre oasis is situated just outside the oldest city in the United States near a picturesque lighthouse and the St. Augustine Alligator Farm. —Patrick Connolly, Orlando Sentinel, 21 June 2024

Sea caves, historic lighthouses and beautiful scenery await, as does a chance to learn about the culture of the region’s first inhabitants, the Ojibwe. —Tribune News Service, The Mercury News, 6 June 2024

Set in a lighthouse, Beacon 23 follows the nail-biting story of a distress ship that raises an alarm only to encounter a beacon across the galaxy that lets the ship travel through the Milky Way. —Emily Maskell, Vulture, 3 June 2024

There are also miniature buildings, lighthouses and a freighter at the 18-hole course. —Tanya Wildt, Detroit Free Press, 28 May 2024

Word History

First Known Use

1606, in the meaning defined at sense 1

Kids Definition

lighthouse

noun

light·​house -ˌhau̇s 

: a tower with a powerful light at the top that is built on or near the shore to guide sailors at night