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Synonyms

eternal

American  
[ih-tur-nl] / ɪˈtɜr nl /

adjective

  1. without beginning or end; lasting forever; always existing (temporal ).

    eternal life.

    Synonyms:
    permanent
    Antonyms:
    transitory
  2. perpetual; ceaseless; endless.

    eternal quarreling;

    eternal chatter.

  3. enduring; immutable.

    eternal principles.

    Synonyms:
    indestructible, imperishable, undying, deathless, immortal, timeless
    Antonyms:
    mutable
  4. Metaphysics. existing outside all relations of time; not subject to change.


noun

  1. something that is eternal.

  2. the Eternal. God.

eternal British  
/ ɪˈtɜːnəl /

adjective

    1. without beginning or end; lasting for ever

      eternal life

    2. ( as noun )

      the eternal

  1. (often capital) denoting or relating to that which is without beginning and end, regarded as an attribute of God

  2. unchanged by time, esp being true or valid for all time; immutable

    eternal truths

  3. seemingly unceasing; occurring again and again

    eternal bickering

"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

Eternal, endless, everlasting, perpetual imply lasting or going on without ceasing. That which is eternal is, by its nature, without beginning or end: God, the eternal Father. That which is endless never stops but goes on continuously as if in a circle: an endless succession of years. That which is everlasting will endure through all future time: a promise of everlasting life. Perpeptual implies continuous renewal as far into the future as one can foresee: perpetual strife between nations.

Other Word Forms

  • eternality noun
  • eternally adverb
  • eternalness noun
  • noneternal adjective
  • noneternalness noun
  • preeternal adjective
  • quasi-eternal adjective

Etymology

Origin of eternal

First recorded in 1350–1400; Middle English eternale, eterneel, from Old French eternal, eternel, from Late Latin aeternālis, equivalent to aetern(us) ( eterne ) + -ālis -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.

But the eternal optimist said he draws strength from the example set by Glover: "He's a natural American hero, in my opinion."

From Barron's • Apr. 1, 2026

It is worth repeating that the past behavior of markets does not show what markets will do in the future, let alone what markets “do” in some kind of generalized eternal present.

From MarketWatch • Mar. 26, 2026

“It offers Iranians and Iran’s neighbors in the region nothing short of eternal strife,” Azizi told CNN.

From Salon • Mar. 12, 2026

Peru's presidency paid tribute Bryce Echenique on X, saying he left "an immense void but an eternal legacy".

From BBC • Mar. 10, 2026

In addition to seeming eternal, ubiquitous, protean, and endlessly quotable, Franklin had the most sophisticated sense of timing among all the prominent statesmen of the revolutionary era.

From "Founding Brothers: The Revolutionary Generation" by Joseph J. Ellis