Phrase guide

leap day

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • /liːp deɪ/
  • Australia: Recorded audio is listed in the source snapshot.
  • rhymes with -eɪ

1

noun

Meaning 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.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: leap-year day

Antonyms: none provided

2

noun

Meaning 2

the name of the day that is added during a leap year

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: bissextile day, February 29

Antonyms: none provided

Broader terms: day

History

Etymology

See leap year.

Across languages

Translations

23 source translations are retained for this English entry.

  • Catalan: dia bixest — extra day in a leap year
  • Chinese Mandarin: 閏日 /闰日 (rùnrì) — extra day in a leap year
  • Czech: přestupný den — extra day in a leap year
  • Dutch: schrikkeldag — extra day in a leap year
  • Esperanto: supertago — extra day in a leap year
  • Estonian: liigpäev — extra day in a leap year
  • Finnish: karkauspäivä — extra day in a leap year
  • French: bissexte — extra day in a leap year
  • German: Schalttag — extra day in a leap year
  • Hungarian: szökőnap — extra day in a leap year
  • Icelandic: hlaupársdagur — extra day in a leap year
  • Ido: bisextila dio — extra day in a leap year
  • Irish: lá bisigh — extra day in a leap year
  • Japanese: 閏日 — extra day in a leap year
  • Latin: dies intercalarius — extra day in a leap year
  • Russian: високо́сный день (visokósnyj denʹ) — extra day in a leap year
  • Northern Sami: gárgádusbeaivi — extra day in a leap year
  • Spanish: día bisiesto — extra day in a leap year
  • Spanish: día intercalar — extra day in a leap year
  • Swedish: skottdag — extra day in a leap year
  • Thai: วันอธิกวาร — extra day in a leap year
  • Turkish: artık gün — extra day in a leap year
  • Welsh: diwrnod naid — extra day in a leap year