Phrase guide

sine die

adv · 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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  • Received-Pronunciation: /ˈsʌɪ.ni ˈdaɪ.iː/
  • Received-Pronunciation: /ˈsɪ.neɪ ˈdiː.eɪ/
  • General-American: /ˈsaɪ.ni ˈdaɪ.i/
  • General-American: /ˈsɪ.neɪ ˈdi.eɪ/

1

adv

Meaning 1

Without specifying a date (for a future event); indefinitely.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adverb

Meaning 2

without a date fixed (as of an adjournment)

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Unadapted borrowing from Latin sine diē (literally “without a day”).

Across languages

Translations

3 source translations are retained for this English entry.

  • Italian: sine die — indefinitely
  • Portuguese: sine die — indefinitely
  • Spanish: sine die — indefinitely