# decimal system

## noun

1
: a number system that uses a notation in which each number is expressed in base 10 by using one of the first nine integers or 0 in each place and letting each place value be a power of 10
2
: a system of measurement or currency in which the basic units increase by powers of 10

## Examples of decimal system in a Sentence

Recent Examples on the Web Stokes and Collins had invented a new way to catalogue the Broad Institute’s million-molecule library—a kind of deep-learning Dewey decimal system. Dhruv Khullar, The New Yorker, 2 Sep. 2024 Our familiar base 10 decimal system uses the 10 digits from zero to 9. Quanta Magazine, 9 Aug. 2024 In cultures attuned to the decimal system, a 50-day period always possesses some resonance. Martin Weil, Washington Post, 10 Feb. 2024 Today's numerical world is dominated by the Hindu-Arabic decimal system. Amory Tillinghast-Raby, Scientific American, 10 Apr. 2023 Today’s numerical world is dominated by the Hindu-Arabic decimal system. Amory Tillinghast-Raby, Scientific American, 10 Apr. 2023 So what if there was a memory librarian who had a whole Dewey decimal system of people’s past identities? Michael Schulman, The New Yorker, 8 Jan. 2023 While Fibonacci saw the superior utility in the Hindu-Arabic system and the related decimal system, Italians and (The Church) viewed it with suspicion. Allison Futterman, Discover Magazine, 12 Jan. 2022 Round numbers in the decimal system are those that are multiples of powers of 10 or of half or a quarter of a power of 10. Ncbi Rofl, Discover Magazine, 10 Apr. 2013

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'decimal system.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

## Word History

First Known Use

1841, in the meaning defined at sense 1

Time Traveler
The first known use of decimal system was in 1841

decimal system

## Cite this Entry

“Decimal system.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/decimal%20system. Accessed 17 Sep. 2024.

## Kids Definition

decimal system

noun
1
: a system of numbers that uses a base of 10
2
: a system of measurement or money in which each basic unit is 10 times larger than the next smaller unit
the metric system is a decimal system
Last Updated: - Updated example sentences
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