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Synonyms

perpetual

American  
[per-pech-oo-uhl] / pərˈpɛtʃ u əl /

adjective

  1. continuing or enduring forever; everlasting.

    Synonyms:
    enduring, permanent
    Antonyms:
    temporary
  2. lasting an indefinitely long time.

    perpetual snow.

  3. continuing or continued without intermission or interruption; ceaseless.

    a perpetual stream of visitors all day.

    Synonyms:
    uninterrupted, unending, constant, incessant, continuous
    Antonyms:
    discontinuous
  4. blooming almost continuously throughout the season or the year.


noun

  1. a hybrid rose that is perpetual.

  2. a perennial plant.

perpetual British  
/ pəˈpɛtjʊəl /

adjective

  1. (usually prenominal) eternal; permanent

  2. (usually prenominal) seemingly ceaseless because often repeated

    your perpetual complaints

  3. horticulture blooming throughout the growing season or year

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. (of a crop plant) continually producing edible parts: perpetual spinach

  2. a plant that blooms throughout the growing season

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Related Words

See eternal.

Other Word Forms

  • nonperpetual adjective
  • perpetuality noun
  • perpetually adverb
  • perpetualness noun
  • quasi-perpetual adjective

Etymology

Origin of perpetual

First recorded in 1300–50; late Middle English perpetuall, from Latin perpetuālis “permanent, universal, general,” equivalent to perpetu(us) “continuous, uninterrupted” ( per- “through, thoroughly” + pet-, base of petere “to seek, reach for” + -uus adjective suffix derived from a verb) + -ālis adjective suffix; replacing Middle English perpetuel, from Middle French, from Latin as above; per-, -al 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

They repeatedly moved to dismiss the treason count, noting that conviction required a “breach of allegiance, and can be committed by him only who owes allegiance either perpetual or temporary.”

From Slate • Apr. 2, 2026

The 30-year-old previously told SiriusXM host Julia Cunningham she'd discovered she had "a perpetual back problem" during a gruelling, months-long training regime in the run-up to the show.

From BBC • Mar. 30, 2026

While we continue to see great merit in letting more information flow into the market before making decisions, we also recognize that many investors are addicted to perpetual motion.

From Barron's • Mar. 25, 2026

The launch marks the first licensed perpetual derivative contract based on the index.

From The Wall Street Journal • Mar. 24, 2026

“You did that on purpose!” the perpetual puzzler yells.

From "Challenger Deep" by Neal Shusterman