Lighthouses

noun

noun ·3 syllables ·Rare ·Advanced level

Definitions

Noun

1
plural of lighthouse form-of, plural

Synonyms

beacon air-raid alarm alarm alarm bell alarm clock alarm signal

Example

"Pulsars are dense remnants of dead stars that regularly emit beams of radio waves, which is why some call them "cosmic lighthouses.""

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.