quadrillion

See also: Quadrillion

English

Etymology

From French quadrillion, from quadri- (“four”) +‎ -illion.

Pronunciation

• (US) IPA^(key): /kwɑˈdɹɪl.i.ən/, /kwɑˈdɹɪl.jən/
• (General Australian, Scotland) IPA^(key): /kwɔˈdɹɪl.jən/
• (New Zealand) IPA^(key): /kwɔˈdɹɘl.jɘn/
• (UK, Ireland, General South African) IPA^(key): /kwɒˈdɹɪl.jən/, /kwɒˈdʒɹɪl.jən/ (the latter may be non-standard)

• Audio (US)

  (file)

• Audio (AU)

  (file)

• Rhymes: -ɪljən

Numeral

quadrillion (plural quadrillions)

1. (US, modern British and Australian, short scale) A thousand trillion (logic: 1,000 × 1,000⁴): 1 followed by fifteen zeros, 10¹⁵.
   • 2017 November, N. K. Jemisin, Mac Walters, chapter 1, in Mass Effect Andromeda: Initiation‎^[1], 1st edition (Science Fiction), Titan Books, →ISBN, →OCLC, page 32:

     “I’m not sure I understand why we have to send a quadrillion-credit mission to another galaxy.”
     He looked fleetingly amused. “Quintillion... and we don’t have a choice, Harper. Any of us, really, but humanity especially.”

   • 2022 September 19, P. Schultheiss et al., “The abundance, biomass, and distribution of ants on Earth”, in Proceedings of the National Academy of Sciences of the United States of America, page 1, column 2:

     Integrating data from all continents and major biomes, we conservatively estimate 20 × 10¹⁵ (20 quadrillion) ants on Earth, with a total biomass of 12 megatons of dry carbon.

2. (dated, UK, Australia, long scale) A million trillion (logic: 1,000,000⁴): 1 followed by twenty-four zeros, 10²⁴.

Synonyms

• (10¹⁵): a long scale billiard
• (10²⁴): a short scale septillion

Descendants

• → Welsh: cwadriliwn

Translations

a thousand trillion (1,000,000,000,000,000); a billiard — see also a thousand trillion (1,000,000,000,000,000); a billiard

• Armenian: կվադրիլիոն (hy) (kvadrilion), հազար երկիլիոն (hazar erkilion)
• Chinese:

  Mandarin: 千万亿

• Czech: biliarda (cs) f
• Dutch: biljard (nl)
• Esperanto: biliardo (eo)
• Estonian: biljard
• Finnish: biljardi (fi)
• French: billiard (fr) m, million de milliards (fr) m
• German: Billiarde (de)
• Greek: τετρακισεκατομμύριο n (tetrakisekatommýrio)
• Hungarian: billiárd (hu), ezerbillió
• Japanese: 千兆 (senchō)
• Kalmyk: тунмл (tunml)
• Korean: 천조 (ko) (cheonjo)
• Kyrgyz: санчоо (sancoo), тунмал (tunmal)
• Malay: kuadrilion (ms)
• Maltese: kwadriljun, biljard m
• Mongolian: тунамал (mn) (tunamal)
• Norwegian:

  Nynorsk: biljard m

• Persian: کوادریلیون (kuâdrilion)
• Polish: biliard (pl) m
• Portuguese: mil biliões m pl (Angola, Portugal), quadrilhão (pt) m (Brazil), quatrilhão (pt) m (Brazil)
• Romanian: biliard (ro) n
• Russian: квадриллио́н (ru) m (kvadrillión)
• Sanskrit: अन्त्य (sa) (antya)
• Spanish: cuatrillón (es), mil billones
• Swedish: biljard (sv) c
• Turkish: katrilyon (tr), bilyar (tr)
• Vietnamese: triệu tỷ
• Welsh: mil biliwn, cwadriliwn

a million trillion, 10²⁴ — see also septillion

• Armenian: քառիլիոն (kʻaṙilion)
• Catalan: quadrilió (ca)
• Dutch: quadriljoen (nl)
• Esperanto: kvariliono
• Estonian: septiljon
• Finnish: kvadriljoona (fi)
• French: quadrillion (fr) m
• German: Quadrillion (de) f
• Greek: επτάκις εκατομμύριο n (eptákis ekatommýrio)
• Japanese: 一秭 (isshi)
• Polish: kwadrylion (pl) m
• Portuguese: quadrilião m (Angola, Portugal) quatrilião (pt) m (Angola, Portugal), septilhão (pt) m (Brazil)
• Romanian: cvadrilion (ro) n
• Russian: септиллио́н (ru) m (septillión)
• Swedish: kvadriljon (sv) c
• Vietnamese: triệu tỷ tỷ

The translations below need to be checked and inserted above into the appropriate translation tables. See instructions at Wiktionary:Entry layout § Translations.

Translations to be checked

• Spanish: ^{(please verify)} cuatrillón (es)

See also

• (10¹⁵): peta-
• (10²⁴): yotta-
• (10¹⁵): Previous: trillion. Next: quintillion.
• (10²⁴): Previous: trilliard. Next: quadrilliard.

Noun

quadrillion (plural quadrillions)

1. (figuratively, slang, hyperbolic) Any very large number, exceeding normal description.
   • 1999, Beverly Lewis, A Perfect Match, Bethany House Publishers, page 23:

     They'd never understand — not in a quadrillion years.

   • 2000, J. D. Maples, Trojan Steers, Lomaland Books Inc, page 58:

     Me, I never refuse a meal, and believe me I seen some heavy weather. I musta flown a quadrillion miles and I never did have a problem.

   • 2004, Arthur Kopecky, New Buffalo: journals from a Taos commune, UNM Press, page 143:

     The sky is so absolutely clear with a quadrillion stars.

   • 2006, Evelyn Caro, The Flickering Attic Window, Trafford Publishing, page 8:

     She's named after this famous singer from a quadrillion years ago.

Synonyms

• (any very large number): bajillion, bazillion, billion, dillion, fantillion, gadzillion, gagillion, gajillion, gazillion, godzillion, googillion, grillion, hojillion, hundred and one, jillion, kabillion, kajillion, katrillion, killion, kazillion, million, million and one, quintillion, robillion, skillion, squidillion, squillion, thousand and one, trillion, umptillion, zillion

Translations

any very large number

• French: milliard (fr) m, milliards (fr) m pl, million (fr) m, millions (fr) m pl

French

French numbers ^(edit)

[a], [b], [c] ←  1018	[a], [b], [c] ←  1021	1024	1027  →	1030  →
Cardinal (traditional spelling): un quadrillion     Cardinal (post-1990 spelling): un-quadrillion     Ordinal: quadrillionième
French Wikipedia article on 1024

Etymology

Inherited from Middle French quadrillion, from quadri- (“four”) +‎ -illion.

Pronunciation

• IPA^(key): /kwa.dʁi.ljɔ̃/, /ka.dʁi.ljɔ̃/

• Audio

  (file)

Numeral

quadrillion m (plural quadrillions)

1. septillion (10²⁴)
2. (dated) quadrillion (10¹⁵)

Further reading

• “quadrillion”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.

Middle French

Noun

quadrillion m (plural quadrillions)

1. quadrillion (10²⁴)