What does "vigintillion" mean?

Originally, in accordance with the long scale, the twentieth power of a million, 10¹²⁰; now (originally US), in accordance with the short scale, more usually 10⁶³.

What is a synonym for "vigintillion"?

Common synonyms include: googol, jillion, quadrillion, zillion.

How do you pronounce "vigintillion"?

Pronounced //vɪdʒɪnˈtɪljən//.

Vigintillion

//vɪdʒɪnˈtɪljən// num

num ·Rare ·Advanced level

Definitions

Numeral

1
Originally, in accordance with the long scale, the twentieth power of a million, 10¹²⁰; now (originally US), in accordance with the short scale, more usually 10⁶³.
"After vigintillions of years great Cthulhu was loose again, and ravening for delight."

Synonyms

All synonyms

googol jillion quadrillion zillion

Example

More examples

"After vigintillions of years great Cthulhu was loose again, and ravening for delight."

Etymology

From viginti- + -illion.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.