Dayboard

//ˈdeɪˌbɔːd// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A shape affixed to the top of a sea mark or other aid to navigation (ATON) to indicate its status by day.

Synonyms

All synonyms
day beaconday beacondaymarkdaymark

Related phrases

sea mark

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