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| tre·de·cil·lion [ tràydi síllyən ] (plural tre·de·cil·lions) |
noun |
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| Definition: |
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1. 1 followed by 42 zeros: the number equal to 1042, written as 1 followed by 42 zeros
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2. U.K. 1 followed by 78 zeros: the number equal to 1078, written as 1 followed by 78 zeros
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| [Mid-20th century. < Latin tredecim "thirteen" + million] |
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