lighthouse
/ˈlaɪthaʊs/
Proposed by a contributor, not yet supported by evidence.
Also seen as: lighthouses
Meaning · English
A tower or other structure exhibiting a light or lights to warn or guide sailors.
Noun
Examples
In the history of lighthouses, English civil engineer John Smeaton made a significant contribution to the design of them.
Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Common questions
What does “lighthouse” mean?
A tower or other structure exhibiting a light or lights to warn or guide sailors.
Is “lighthouse” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.