im·​me·​mo·​ri·​al | \ ˌi-mə-ˈmȯr-ē-əl How to pronounce immemorial (audio) \

Definition of immemorial

: extending or existing since beyond the reach of memory, record, or tradition existing from time immemorial

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Other Words from immemorial

immemorially \ ˌi-​mə-​ˈmȯr-​ē-​ə-​lē How to pronounce immemorially (audio) \ adverb

Synonyms & Antonyms for immemorial


age-old, aged, ancient, antediluvian, antique, dateless, hoar, hoary, old, venerable


modern, new, recent

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Examples of immemorial in a Sentence

the immemorial roots of human spirituality stories passed down from time immemorial

First Known Use of immemorial

1602, in the meaning defined above

History and Etymology for immemorial

probably from French immémorial, from Middle French, from Medieval Latin immemorialis lacking memory, from Latin in- + memorialis memorial

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Time Traveler for immemorial

The first known use of immemorial was in 1602

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English Language Learners Definition of immemorial

formal + literary : very old or ancient : from a time so long ago that it cannot be remembered

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More from Merriam-Webster on immemorial

Rhyming Dictionary: Words that rhyme with immemorial

Thesaurus: All synonyms and antonyms for immemorial

Spanish Central: Translation of immemorial

Nglish: Translation of immemorial for Spanish Speakers

Comments on immemorial

What made you want to look up immemorial? Please tell us where you read or heard it (including the quote, if possible).


a usually brief trip or an expedition

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