Meanings
plural nonillions
- USmodern British & Australian; short scale; modern British & Australian; short scale10³⁰.
Do ya not be knowin' that there are 10 nonillion atoms within the likes of us?
2001, Raymond E. Fowler, The Melchizedek Connection →ISBN, [books.google.co.uk/books?id=rVbXhvS6C1oC&pg=PA70#v=onepage&f=true page 70]4 more examples
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!
1922 August, S. E. Chapman, “Potentiality of the Infinitesimals”, in The Pacific coast journal of homœpathy, volume 33, number 8, page 244The 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.
2011, Desmond Walls Allen, Family History Detective: A step-by-step guide to investigating your family tree, Family Tree Books, →ISBN, page 9Hugh: 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, Jim Berge, Prayer, Quantum Physics and Hotel Mattresses: Dissolving the Barrier Between the Seen and Unseen, Destiny Image Publishers, →ISBN, page 44Making 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.
2012 September 21, Cecil Adams, "The Straight Dope" (syndicated column)Synonyms: 1030
- datedBritish & Australian; long scale; British & Australian; long scale10⁵⁴.
Evolution started with an astronomical population explosion in the bacterial phase of five-nonillion†.
2009, Henry Gobus, Human Ascent, →ISBN3 more examples
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.
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 248There 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.]
1837, James Utting, “Of a conjunction of the Sun, Moon, planets, and satellites”, in The Mechanics Magazine, volume 26, page 381The 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.
1886, Francis Ysidro Edgeworth, “The Calculus of Probabilities Applied to Psychical Research. II.”, in Proceedings of the Society for Psychical Research, volume 4, page 205Synonyms: 1054
plural nonillions
- excessiveAn unspecified very large number.
‘I then looked into the zatetic forest behind it / And saw a nonillion, no, a novemdecillion of them!’.
2002 CE: James C. Mayer, ‘Student-Led Poetry Workshops’ (which appears in ‘The English Journal’, volume 91, number 3, ‘Teaching and Writing Poetry’)4 more examples
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.
1922, E. E. Cummings, The Enormous RoomHow 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
1995, Jay Carty, Playing The Odds: Eternity's Your Bet, page 90Without 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
1999, Dennis L. Soden, Brent Steel, Handbook of global environmental policy and administration, page 112But 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'.
2011, Ronald Clark, The Man Who Broke Purple
Synonyms & antonyms
numeral10³⁰.
numeral10⁵⁴.
Origin
- Frenchnonillion
- Englishnonillion
From French nonillion. By surface analysis, non- (“nine”) + -illion.
More words from French
Full word history & related roots →Translations
Catalan quintilió
- quintilió1030 — see also quintillion
Esperanto kviniliono, naŭiliono
- kviniliono1030 — see also quintillion
- naŭiliono1054 — see also septendecillion
Finnish kvintiljoona, noniljoona
- kvintiljoona1030 — see also quintillion
- noniljoona1054 — see also septendecillion
- tsiljoonaunspecified very large number
French quintillion, nonillion
- quintillion1030 — see also quintillion
- nonillion1054 — see also septendecillion
German Quintillion, Quinquillion
- Quintillion1030 — see also quintillion
- Quinquillion1030 — see also quintillion
- Nonillion1054 — see also septendecillion
Hungarian kvintillió
- kvintillió1030 — see also quintillion
Icelandic kvintilljón
- kvintilljón1030 — see also quintillion
Italian quintilione, nonilione
- quintilione1030 — see also quintillion
- nonilione1054 — see also septendecillion
Japanese 百穣
- 百穣 (hyakujō)1030 — see also quintillion
Malay nonilion
- nonilion1030 — see also quintillion
Portuguese quintilião m nonilhão, nonilião
- quintilião m nonilhão1030 — see also quintillion
- nonilião1054 — see also septendecillion
Russian нониллион
- нониллион (nonillion)1030 — see also quintillion
Spanish quintillón, nonillón
- quintillón1030 — see also quintillion
- nonillón1030 — see also quintillion
- nonillón1054 — see also septendecillion
Welsh noniliwn
- noniliwn1030 — see also quintillion
Rhymes & wordplay
Rhymes with nonillion
Cite this entry
nonillion. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/nonillion
“nonillion.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/nonillion. Accessed November 3, 2026.
WatkinsX Dictionary, s.v. “nonillion,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/nonillion.
Source: nonillion on Wiktionary, CC BY-SA 4.0.