quintillion
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About Our Definitions: All forms of a word (noun, verb, etc.) are now displayed on one page.quin·til·lion
noun \kwin-ˈtil-yən\Definition of QUINTILLION
US : a number equal to 1 followed by 18 zeros — see number table; also British : a number equal to 1 followed by 30 zeros — see number table
— quintillion adjective
— quin·til·lionth \-yən(t)th\ adjective or noun
See Origin of QUINTILLION
Latin quintus + English -illion (as in million)
First Known Use: 1674
Rhymes with QUINTILLION
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