vigintillion.
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.
Meaning & usage
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.
Where this word comes from
From viginti- + -illion.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.