noun
- The number equal to 10 to the 39th power (10³⁹) in the short scale used in the United States and modern British English.
Usage: mathematics; In the long scale (used in some European countries), duodecillion equals 10 to the 72nd power.
Examples
- A duodecillion is an astronomically large number with 40 digits.
- In scientific notation, a duodecillion is written as 10³⁹.
- The number of atoms in the observable universe is estimated to be far less than a duodecillion.
- Mathematicians use terms like duodecillion to describe quantities that are virtually incomprehensible in everyday life.