Quintillionaire
noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 Somebody whose wealth is at least one quintillion (10¹⁸) currency units.
"He favors letting the gentleman establish the trusts because he's quite sure that by 2961, $89 quadrillion dollars probably won't buy one box of good cigars. By then, he adds, everyone will be a quintillionaire, struggling to make ends meet."
Example
More examples"He favors letting the gentleman establish the trusts because he's quite sure that by 2961, $89 quadrillion dollars probably won't buy one box of good cigars. By then, he adds, everyone will be a quintillionaire, struggling to make ends meet."
Etymology
From quintillion + -aire.
More for "quintillionaire"
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.