vigintillion
/ˌvaɪdʒɪnˈtɪljən/
noun
- The number represented by 1 followed by 63 zeros (in the American system) or 1 followed by 120 zeros (in the British system); an extremely large, almost unimaginable quantity.
- A vigintillion is so large that it has no practical use in everyday life.
- The number of possible chess games is far less than a vigintillion.
- In science fiction, characters sometimes talk about distances measured in vigintillions of miles.
Synonyms