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Synonyms

immense

American  
[ih-mens] / ɪˈmɛns /

adjective

  1. vast; huge; very great.

    an immense territory.

    Synonyms:
    extensive
  2. immeasurable; boundless.

  3. Informal. splendid.

    You did an immense job getting the project started.


immense British  
/ ɪˈmɛns /

adjective

  1. unusually large; huge; vast

  2. without limits; immeasurable

  3. informal very good; excellent

"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

Synonym Usage

See huge.

Other Word Forms


Etymology

Origin of immense

First recorded in 1400–50; late Middle English, from Latin immēnsus “huge, boundless, immeasurable,” equivalent to im- “un-” + mēnsus, past participle of mētīrī “to measure”; see im- 2


Explanation

Immense means very large in size, amount, or degree. You might describe the ocean as immense, or your homework load, or the slice of cake your brother took, leaving you a tiny sliver. This word has an immense number of near synonyms: huge, great, enormous, vast, gigantic, colossal, mammoth, copious, tremendous are a few of the more common ones. If you're having immense difficulty deciding which word to use, just plain "very big" might do.

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Vocabulary lists containing immense

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.

See Examples For:

Rising Treasury yields are creating concerns about AI companies’ immense ambitions for debt-funded spending.

From The Wall Street Journal ● Oct. 14, 2026

Simulating every possible step using quantum mechanics would require immense computing power, so researchers typically focus on a limited selection of reactions believed to be the most important.

From Science Daily ● Oct. 14, 2026

It takes immense skill for a great actor to convincingly play a novice performer.

From Salon ● Oct. 12, 2026

Review chair Prof Peter Fonagy said it was clear the system was "under immense strain" and it was time to get away from diagnosis being a "very narrow pathway" to finding support.

From BBC ● Oct. 8, 2026

“Burns was the first American to see the immense possibilities of the instrument in detective work,” the Literary Digest reported in 1912.

From "Killers of the Flower Moon" by David Grann

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