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

But a new scenic highway — now the heavily-trafficked Palos Verdes Drive — also opened in 1926, connecting burgeoning Redondo Beach and San Pedro and passing right by the lighthouse. — Los Angeles Times, 7 July 2026

Neilson described the gallery as a lighthouse and ministry to promote artists and organizations. — Charlotte Observer, 7 July 2026

Christina Voros is our executive producer, director and lighthouse creative. — Jackie Strause, HollywoodReporter, 6 July 2026

With 21 islands, 12 miles of mainland shoreline, and plenty of lighthouses guarding the shores of Lake Superior, hikers, paddlers, sailors, and anglers will all enjoy the Apostle Islands National Lakeshore. — Josh Laskin, Travel + Leisure, 3 July 2026

Word History

First Known Use

1606, in the meaning defined at sense 1

Rhymes for lighthouse

• alehouse
• almshouse
• backhouse
• baghouse
• bakehouse
• bathhouse
• bauhaus
• blockhouse
• boathouse
• brewhouse
• bunkhouse
• clubhouse

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