from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The cardinal number equal to 1063.
- n. Chiefly British The cardinal number equal to 10120.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Originally, the twentieth power of a million, 10120; now (originally US) more usually 1063.
Latin vīgintī, twenty; + (m)illion.(American Heritage® Dictionary of the English Language, Fourth Edition)
From viginti- + (mi)llion. (Wiktionary)
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