Word.ws English Dictionary

quinquagintillion

quinquagintillion numeral: 10¹⁵³.

Numeral

quinquagintillion

  1. (US, modern British & Australian, short scale) 10¹⁵³.
    • They reject the truth and place their bets on a number like quinquagintillion.2011, Lynn E Sheldon, No More Namby Pamby, page 88
    • It's hard to find a physical example comparable to the size of 100 factorial, something like a 9 followed by 157 zeros, or almost one hundred thousand quinquagintillion (say that five times fast), but there are some.2020, Elliot Bendoly, Excel Basics to Blackbelt, page 217

Origin of quinquagintillion

From Latin quīnquāgintā (“fifty”) + -illion.

Words that rhyme with quinquagintillion

48 more rhymesFewer rhymes

Questions about quinquagintillion

What does quinquagintillion mean?
Quinquagintillion means 10¹⁵³.
What part of speech is quinquagintillion?
Quinquagintillion is a numeral.

Words near quinquagintillion in the dictionary

  1. quinquagenary
  2. quinquagene
  3. quinquagenes
  4. Quinquagesima
  5. quinquagesimal
  6. quinquagintillion
  7. quinquangle
  8. quinquangular
  9. quinquarticular
  10. Quinquatria
  11. Quinquatrian

Source and license

Adapted from Wiktionary: quinquagintillion (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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