undecillion Definition
a cardinal number represented in the US by 1 followed by 36 zeros, and in Great Britain by 1 followed by 66 zeros.
Using undecillion: Examples
Take a moment to familiarize yourself with how "undecillion" can be used in various situations through the following examples!
Example
The estimated number of stars in the observable universe is around 100 undecillion.
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Summary: undecillion in Brief
'Undecillion' [ˌənˈdɛsɪljən] is a cardinal number represented in the US by 1 followed by 36 zeros, and in Great Britain by 1 followed by 66 zeros. It is used to express very large quantities, such as the estimated number of stars in the observable universe.
