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Definition of lighthouse

lighthouse

/ˈlaɪtˌhaʊs/
light · house
Plural:lighthouses
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lighthouse Lexical Profile

lighthouse Game Scores & Validity

• noun

1

A tower or other structure equipped with a powerful beacon of light, designed to serve as a navigational aid for maritime pilots at sea or on inland waterways.

Example

"The beam from the ancient lighthouse guided the returning fishing fleet safely through the treacherous rocky shoals."

2

A person, organization, or concept that provides guidance, inspiration, or hope during difficult times.

Example

"During the economic crisis, the community center served as a lighthouse for displaced families seeking support and direction."

Synonyms
View all synonyms for lighthouse

• Nearby Words

light
lightbox
lighter
lighthouse
lighting
lightning
ligularia

Word Origin & Etymology

First recorded in the early 17th century, formed as a compound of the words 'light' and 'house', simply describing a structure built to house a navigational light.

Cite this Entry

Wordmom. (2026). Definition of Lighthouse. In Wordmom Dictionary. Retrieved Oct 14, 2026, from https://wordmom.com/dictionary/lighthouse
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