quintillion

1. 1.

   the number that is represented as a one followed by 18 zeros

   Broaderlarge integer

   United States · France

Other forms of quintillion

plural

quintillions·

Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.

Questions about quintillion

What does quintillion mean?

quintillion means "the number that is represented as a one followed by 18 zeros".

How many syllables are in quintillion?

quintillion has 4 syllables and divides as quin-til-li-on under the regular spelling rules. It is not in the CMU Pronouncing Dictionary, so that comes from how the word is written rather than from a recorded pronunciation, and no stress or phonetic transcription is claimed for it.