googolplex
- n a cardinal number represented as 1 followed by a googol of zeros (ten raised to the power of a googol)
- The googolplex is so large a number that it could not be written on a piece of paper stretching across the visible universe (some 1,000,000,000 light-years).
- The googolplex is very much larger: it is the number 1 followed by so many zeros that the number of zeros is a googol.
- The googolplex is so large a number that it could not be written on a piece of paper stretching across the visible universe.