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decimal

1 of 2

adjective

dec·​i·​mal ˈde-sə-məl How to pronounce decimal (audio)
ˈdes-məl
: numbered or proceeding by tens:
a
: based on the number 10
especially : expressed in or utilizing a decimal system especially with a decimal point
b
: subdivided into 10th or 100th units
decimal coinage
decimally
ˈde-sə-mə-lē How to pronounce decimal (audio)
ˈdes-mə-
adverb

decimal

2 of 2

noun

: any real number expressed in base 10
especially : decimal fraction

Example Sentences

Adjective In the number 8.901, the 9 is in the first decimal place. Noun The number 67.398 is a decimal. It is equal to the whole number 67 plus the decimal.398. Seven-tenths written as a decimal is .7. The decimal.2 is equal to the fraction 2/10.
Recent Examples on the Web
Adjective
Like π and other transcendental numbers, e has an infinite decimal representation — its digits go on forever without any discernible pattern. Quanta Magazine, 27 Oct. 2021 Just use a $ to represent a decimal number: Both $64 and $-1055 are valid numbers. Andrew Hudson, Ars Technica, 14 Mar. 2022 In 2002, Kanada set a new record: π to 24 trillion decimal places. David Grossman, Popular Mechanics, 14 Mar. 2022 To apply 1 pound of nitrogen per 1,000 square feet divide 1 by the decimal equivalent of the nitrogen percentage on the bag (the first number). oregonlive, 29 Jan. 2022 The complications include two high-speed triple-axis tourbillions, a decimal minute repeater, a monopusher chronograph, and a reference time differential function. Demetrius Simms, Robb Report, 9 Dec. 2021 According to Powerball, the overall odds of winning a prize are 1 in 24.87, based on a $2 play and rounded to two decimal places. Emily Deletter, The Enquirer, 21 Dec. 2021 According to Powerball, the overall odds of winning a prize are 1 in 24.87, based on a $2 play and rounded to two decimal places. Emily Deletter, The Enquirer, 9 Dec. 2021 Last season seven teams eclipsed that mark, including the Nets and the Portland Trail Blazers, who finished mere decimal points behind Brooklyn at 117.1. The Salt Lake Tribune, 8 Dec. 2021
Noun
For example, if the team is +150, the decimal would be 150/100, or 1.5. Los Angeles Times, 30 Jan. 2022 There’s nothing tricky at this step—just round up if the decimal is 0.5 or higher, and round down otherwise. Dave Linkletter, Popular Mechanics, 7 Feb. 2020 Real examples and applications are messy, with ugly roots made of decimals or irrational numbers. Caroline Delbert, Popular Mechanics, 6 Dec. 2019 But for astronomers, decimals can make the difference between seeing something extraordinary and missing it. Author: Caleb Jones, Anchorage Daily News, 26 Aug. 2019 For example: If a dog is 3 years old, the natural log of 3 is 1.0986 (the decimals continue). Claudia Harmata, PEOPLE.com, 19 Nov. 2019 But for astronomers, decimals can make the difference between seeing something extraordinary and missing it. Author: Caleb Jones, Anchorage Daily News, 26 Aug. 2019 Irrational numbers have an infinite decimal expansion. Quanta Magazine, 17 Sep. 2018 Many people conceptualize irrational numbers by rounding them to fractions or decimals: estimating π as 3.14, which is equivalent to 157/50, leads to widespread celebration of Pi Day on March 14th. Leila Sloman, Scientific American, 16 Sep. 2019 See More

Word History

Etymology

Adjective

French décimal, from Medieval Latin decimalis of a tithe, from Latin decima tithe — more at dime

First Known Use

Adjective

1608, in the meaning defined above

Noun

1651, in the meaning defined above

Time Traveler
The first known use of decimal was in 1608

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