leap day

English dictionary entry

Meanings

noun
  1. An extra day intercalated into a year, especially the day intercalated into the Julian calendar every fourth year and into the Gregorian calendar every fourth year excepting centuries not divisible by 400, usually reckoned as February 29th.

Pronunciation

/liːp deɪ/ en-au-leap day.ogg

Word forms

leap day leap days

Etymology

See leap year.

Synonyms

leap-year day bissext
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