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WordReference Random House Unabridged Dictionary of American English © 2024dec′imal sys′tem, - Mathematicsa system of counting or measurement, the units of which are powers of 10: the numerical system in common worldwide use.
Collins Concise English Dictionary © HarperCollins Publishers:: decimal system n - the number system in general use, having a base of ten, in which numbers are expressed by combinations of the ten digits 0 to 9
- a system of measurement, such as the metric system, in which the multiple and submultiple units are related to a basic unit by powers of ten
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