Definitions

lighthouse

[lahyt-hous] / ˈlaɪtˌhaʊs /

NOUN

beacon

Synonyms

STRONGEST

flare lantern radar

STRONG

alarm alert balefire beam bonfire guidepost heliograph lamp lodestar pharos rocket sign watchtower

WEAK

signal fire smoke signal warning signal

NOUN

light

Synonyms

STRONGEST

bulb candle daylight flash glare glow lamp lantern radiation ray star sun sunshine window

STRONG

aurora beacon blaze brightness brilliance brilliancy coruscation dawn daybreak daytime effulgence emanation flare gleam glimmer glint glitter illumination incandescence irradiation lambency luminosity luster morn morning phosphorescence radiance refulgence scintillation sheen shine sparkle splendor sunbeam sunrise taper torch

WEAK

fulgor

Antonyms

STRONG

darkness dimness dullness eventide sundown sunset

WEAK

dark night obscurity

NOUN

Very lights

Synonyms

WEAK

beacon stormy petrel

NOUN

watchtower

Synonyms

STRONG

barbican beacon landmark observatory

WEAK

mirador

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Bill Green offered to take me out on his boat and show me a cool lighthouse.

From Slate • Jun. 16, 2026

The 2025/26 away kit, manufactured by sportswear firm Hummel, features a repeating geometric pattern showing the lighthouse, viewed through a circular design resembling the sculpture's aperture.

From BBC • Apr. 24, 2026

His father was a lighthouse keeper, living in solitude on the Greek island of Kandelioussa for 16 years before entering a family-arranged marriage with his mother.

From Los Angeles Times • Apr. 22, 2026

This makes the system behave like a flashing cosmic lighthouse.

From Science Daily • Mar. 11, 2026

Every once in a while I look back, and each time the lighthouse beacon gets smaller and fainter.

From "The Young Man and the Sea" by Rodman Philbrick

lighthouse

Example Sentences

Related Words