nonillion - Wiktionary, the free dictionary (2024)

See also: Nonillion


  • 1 English
    • 1.1 Etymology
    • 1.2 Pronunciation
    • 1.3 Numeral
      • 1.3.1 Synonyms
      • 1.3.2 Translations
    • 1.4 Noun
      • 1.4.1 Synonyms
      • 1.4.2 Translations
    • 1.5 See also
  • 2 French
    • 2.1 Etymology
    • 2.2 Pronunciation
    • 2.3 Numeral





non- (nine) +‎ -illion



  • Rhymes: -ɪljən



nonillion (plural nonillions)

  1. (US, modern British & Australian, short scale) 1030.
    • 1922 August, S. E. Chapman, “Potentiality of the Infinitesimals”, in The Pacific coast journal of homœpathy, volume 33, number 8, page 244:

      As we have seen that one nought goes to each potency, for the thirtieth potency we will have for the denominator one followed by thirty noughts; or the original drop of drug in one nonillion drops of alcohol!

    • 2001, Raymond E. Fowler, The Melchizedek Connection →ISBN, [ page 70]:
      Do ya not be knowin' that there are 10 nonillion atoms within the likes of us?
    • 2011, Desmond Walls Allen, Family History Detective: A step-by-step guide to investigating your family tree, Family Tree Books, →ISBN, page 9:

      The figure is 1,267,700,000,000,000,000,000,000,000,000. In layperson's terms, that's a little over 1.2 nonillion ancestors in the 100th generation.

    • 2012, Jim Berge, Prayer, Quantum Physics and Hotel Mattresses: Dissolving the Barrier Between the Seen and Unseen, Destiny Image Publishers, →ISBN, page 44:

      Hugh: Just think of the tremendous gravity in a star like the sun. Its mass is a few nonillion pounds. / Henry: Nonillion? Are you making that up? / Hugh: No, it's just one of those things that sticks in my hyperactive brain. A nonillion is a number to the 30th power,...

    • 2012 September 21, Cecil Adams, "The Straight Dope" (syndicated column):
      Making certain bold assumptions, my assistant Una determined that chilling the sun’s core to below 10 million degrees would require an ice cube 562,000 miles on a side. If you were planning on using standard-sized cubes from your kitchen freezer, you’d need about 45 nonillion of them.
  2. (dated British & Australian, long scale) 1054.
    • 1819, George Gregory, A new and complete dictionary of arts and sciences: including the latest improvement and discovery and the present states of every branch of human knowledge, volume 1, Collins and Co, page 248:

      The first six figures from the right hand are called the unit period, the next six the million period, after which the trillion, quadrillion, quintillion, sextillion, septillion, octillion, and nonillion periods, follow in their order.

    • 1837, James Utting, “Of a conjunction of the Sun, Moon, planets, and satellites”, in The Mechanics Magazine, volume 26, page 381:

      There may be stars placed at a distance from us so remote, that a body moving with a volicity (sic.) of a nonillion of miles in one second of time, would occupy a nonillion of years in passing from them to our earth!! [Footnote: A nonillion is a million nine times repeated; Its value is equal to unity followed by 54 cyphers.]

    • 1886, Francis Ysidro Edgeworth, “The Calculus of Probabilities Applied to Psychical Research. II.”, in Proceedings of the Society for Psychical Research, volume 4, page 205:

      The odds against the observed event having a purely fortuitous origin are a 4trillion trillion trillion trillion trillion trillion (a nonillion nonillion) to one — odds to describe whose vastness "number fails."
      4 As I understand, a million million is a billion, a million billion is a trillion, a million trillion is a quadrillion, and so on up to a nonillion.

    • 2009, Henry Gobus, Human Ascent, →ISBN:

      Evolution started with an astronomical population explosion in the bacterial phase of five-nonillion†.

      †Gobus defines nonillion as 1054 but has probably mistaken the meaning of nonillion in his sources concerning the number of bacteria. The true figure is 5x1030, i.e. five short nonillion (Whitman et al., 1998).





1030 see also quintillion

  • Armenian: նոնիլիոն (nonilion), հնգիլիոն (hngilion)
  • Catalan: quintilió(ca)
  • Esperanto: kviniliono
  • Finnish: kvintiljoona(fi)
  • French: quintillion(fr)
  • German: Quintillion(de)f, Quinquillionf
  • Hungarian: kvintillió
  • Italian: quintilione(it)
  • Japanese: (ひゃくじょう, hyakujō)
  • Malay: nonilion
  • Portuguese: nonilhão(pt)
  • Russian: нониллион(ru)m (nonillion)
  • Spanish: quintillón(es)

1054 see also septendecillion

  • Esperanto: naŭiliono
  • Finnish: noniljoona(fi)
  • French: nonillion(fr)
  • German: Nonillion(de)f
  • Italian: nonilione
  • Spanish: nonillón(es)



nonillion (plural nonillions)

  1. (hyperbolic) An unspecified very large number.
    • 1922, E. E. Cummings, The Enormous Room:

      Who are a million, a trillion, a nonillion young men? All are standing. I am standing. We are wedged in and on and over and under each other. Sardines.

    • 1995, Jay Carty, Playing The Odds: Eternity's Your Bet[1], page 90:

      How about a year, or a lifetime, or a really long time, like umpteen-jillion-quadtrillion-nonillion-decillion-billion years? Now that would be a long time in the fire

    • 1999, Dennis L. Soden, Brent Steel, Handbook of global environmental policy and administration[2], page 112:

      Without any further information it would be easy to conclude that the National Park Service could raise as much as $500 nonillion in entrance fee revenues by charging entrance fees to those other 90% of the visitors who do not now pay

    • 2002 CE: James C. Mayer, ‘Student-Led Poetry Workshops’ (which appears in ‘The English Journal’, volume 91, number 3, ‘Teaching and Writing Poetry’)
      I then looked into the zatetic forest behind it / And saw a nonillion, no, a novemdecillion of them!’.
    • 2011, Ronald Clark, The Man Who Broke Purple[3]:

      But we have nonillion dollars invested in them at NSA. When I was active in the organization I objected strenuously but the boys then wouldn't listen to this 'old fogey'.



  • See also Thesaurus:zillion.



unspecified very large number

  • Finnish: tsiljoona

See also


  • (short and long scale) Previous: octillion. Next: decillion.



French numbers (edit)
Cardinal (traditional spelling): un nonillion
Cardinal (post-1990 spelling): un-nonillion
Ordinal: nonillionième
French Wikipedia article on 1054



From non- (nine) +‎ -illion.



  • IPA(key): /nɔ.ni.ljɔ̃/
  • Audio:(file)



nonillionm (plural nonillions)

  1. septendecillion (1054)
  2. (dated) nonillion (1030)

Retrieved from ""

nonillion - Wiktionary, the free dictionary (2024)


Where did the word nonillion come from? ›

The earliest known use of the word nonillion is in the late 1600s. OED's earliest evidence for nonillion is from 1690, in the writing of John Locke, philosopher. nonillion is a borrowing from French. Etymons: French nonillion.

What is English Wiktionary? ›

Wiktionary is a multilingual, web-based project to create a free content dictionary of all words in all languages. It is collaboratively edited via a wiki, and its name is a portmanteau of the words wiki and dictionary.

How much is nonillion? ›

noun. , plural no·nil·lions, (as after a numeral) no·nil·lion. a cardinal number represented in the U.S. by 1 followed by 30 zeros, and in Great Britain by 1 followed by 54 zeros.

What is the difference between dictionary and wiktionary? ›

Wiktionary has grown beyond a standard dictionary and now includes a thesaurus, a rhyme guide, phrase books, language statistics and extensive appendices. We aim to include not only the definition of a word, but also enough information to really understand it.

What is called 1000000000000000000000000000000? ›

A thousand trillions is a quadrillion: 1,000,000,000,000,000. A thousand quadrillions is a quintillion: 1,000,000,000,000,000,000.

Does the number nonillion exist? ›

The number nonillion is a very large number which is written as a 1 followed by 30 zeroes! It looks like this: 1,000,000,000,000,000,000,000,000,000,000. A nonillion is classified as a real number because it can be placed along a number line. It is also a whole number, an integer, and a natural number.

Is Wiktionary a credible source? ›

In essence, going from most reliable and thorough and narrow to most unreliable, shallow and broad; Wiktionary is a step in the middle of that route and a good choice if it's to be your one-stop resource, but not the best if you actually want to research given word. SF. SF.

Is Wiktionary owned by Wikipedia? ›

Like its sister project Wikipedia, Wiktionary is run by the Wikimedia Foundation, and is written collaboratively by volunteers, dubbed "Wiktionarians". Its wiki software, MediaWiki, allows almost anyone with access to the website to create and edit entries.

What is the Wiktionary nowadays? ›

At the present time; in the current era. [ from 14th c.]

What power is nonillion? ›

large numbers
value in powers of tennumber of zerosAmerican name
14 more rows

What is bigger than nonillion? ›

In our last blog, we discussed that we go from a million to a billion and then to a trillion. Now, after a trillion, there comes a number known as quadrillion, and then we have other numbers following it. These numbers are quintillion, sextillion, septillion, octillion, nonillion, and decillion.

What does 26.9 nonillion look like? ›

The answer: $26.9 nonillion ($26.9 followed by 30 zeros). Sure, this is the first time in your life that you have ever thought of a nonillion. But you've surely thought of trillions before — and that's a one followed by 12 zeros.

What is the most credible dictionary in the world? ›

More than a dictionary, the OED is a comprehensive guide to current and historical word meanings in English. The Oxford English Dictionary (OED) is widely accepted as the most complete record of the English language ever assembled.

Which dictionary is better than Oxford? ›

While the Oxford English Dictionary gives you the meaning of the word as well as its origin, the Cambridge Dictionary gives a more practical explanation along with an example of how to use the word in a sentence.

How many people use Wiktionary? ›

Wiktionary is run by the Wikimedia Foundation, which also runs Wikipedia. The English Wiktionary currently has over 7.3 million pages and 4.0 million users. Much like Wikipedia, the Wiktionary is run in several different languages that can be selected from its main page.

What is 1 followed by 30 zeros called? ›

Nonillion 1,000,000,000,000,000,000,000,000,000,000 (30 zeros)

Where did the word sextillion come from? ›

The earliest known use of the word sextillion is in the late 1600s. OED's earliest evidence for sextillion is from 1690, in the writing of John Locke, philosopher. sextillion is a borrowing from Latin, combined with an English element. Etymons: Latin sextus, million n.

What is a number with 33 zeros called? ›

large numbers
value in powers of tennumber of zerosAmerican name
14 more rows
5 days ago

Is sextillion bigger than nonillion? ›

Now, after a trillion, there comes a number known as quadrillion, and then we have other numbers following it. These numbers are quintillion, sextillion, septillion, octillion, nonillion, and decillion.

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