perpetuity

From Middle English perpetuitee, perpetuite, perpetuyte, from Old French perpetüité, ultimately from Latin perpetuitās.

• (UK) IPA^(key): /ˌpɜː(ɹ)pɪˈtjuːɪti/

• Audio (Southern England)

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• (US) IPA^(key): /ˌpɝpəˈtuːɪti/

perpetuity (countable and uncountable, plural perpetuities)

1. (uncountable) The quality or state of being perpetual; endless duration; uninterrupted existence.
2. (countable) Something that is perpetual.
3. (countable, law) A limitation intended to be unalterable and of indefinite duration; a disposition of property which attempts to make it inalienable beyond certain limits fixed or conceived as being fixed by the general law.
4. (countable, finance) An annuity in which the periodic payments begin on a fixed date and continue indefinitely.

• (quality or state of being perpetual): endlessness, eternity; see also Thesaurus:endlessness or Thesaurus:eternity

• perpetuity on Wikipedia.Wikipedia
• Perpetuity in the Encyclopædia Britannica (11th edition, 1911)

• “perpetuity”, in The Century Dictionary […], New York, N.Y.: The Century Co., 1911, →OCLC.
• perpetuity in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913