Dictionary.com
Thesaurus.com
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

Related Words

See huge.

Other Word Forms

  • immensely adverb
  • immenseness noun

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”; im- 2

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.

The business model requires immense capital outlays up front.

From Barron's • Mar. 31, 2026

Franco Colapinto - 4 - How quickly things can change after an immense race in China.

From BBC • Mar. 29, 2026

The Sun delivers an immense amount of energy to Earth every moment, yet modern solar cells capture only a small share of it.

From Science Daily • Mar. 28, 2026

Concerns about Big Tech’s immense investment in building data centers to power AI technology were starting to erode investors’ confidence in these shares.

From MarketWatch • Mar. 27, 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