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[stoo-pen-duh s, styoo-] /stuˈpɛn dəs, styu-/
causing amazement; astounding; marvelous:
stupendous news.
amazingly large or great; immense:
a stupendous mass of information.
Origin of stupendous
1965-70; < Latin stupendus, gerund of stupēre to be stunned; see -ous
Related forms
stupendously, adverb
stupendousness, noun
1. extraordinary. 2. colossal, vast, gigantic, prodigious. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for stupendous
Contemporary Examples
Historical Examples
  • Travelers have differed in their measurements of this stupendous growth.

    The Grand Old Man Richard B. Cook
  • "Fairly bobbish, thank you," he answered, looking at her with stupendous gravity.

    Roden's Corner Henry Seton Merriman
  • For this thing that they had done was rather a stupendous thing.

    Four Girls and a Compact Annie Hamilton Donnell
  • A stupendous discovery or a pitiful figment of a lunatic brain!

    Mountain Meditations L. Lind-af-Hageby
  • They were—stupendous thought—living in a new world of matter!

    The Heads of Apex Francis Flagg
British Dictionary definitions for stupendous


astounding, wonderful, huge, etc
Derived Forms
stupendously, adverb
stupendousness, noun
Word Origin
C17: from Latin stupēre to be amazed
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
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Word Origin and History for stupendous

1660s, earlier stupendious (1540s), from Late Latin stupendus "to be wondered at," gerundive form of Latin stupere "be stunned, be struck senseless" (see stupid).

Online Etymology Dictionary, © 2010 Douglas Harper
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