decimal point


Definition of decimal point

: a period, centered dot, or in some countries a comma at the left of a proper decimal fraction (such as .678) or between the parts of a mixed number (such as 3.678) expressed by a whole number and a decimal fraction

Examples of decimal point in a Sentence

Recent Examples on the Web Forecasts of multiplying deaths and unprecedented economic collapse come with percentages and decimal points. Geoff Colvin, Fortune, "How the American economy can recover from the coronavirus pandemic," 20 Apr. 2020 The Logic of Time The modern acceptance that there exists a continuum of real numbers, most with infinitely many digits after the decimal point, carries little trace of the vitriolic debate over the question in the first decades of the 20th century. Quanta Magazine, "Does Time Really Flow? New Clues Come From a Century-Old Approach to Math.," 7 Apr. 2020 Editor’s Note: Four figures in the COVID-19 versus influenza graphic—for the 10 through 49 age groups—were off by a decimal point. Erin Michos, National Geographic, "We know that viruses can trigger a heart attack or stroke.," 10 Mar. 2020 Columbia County’s 911 agency has learned the hard way that an errant decimal point can make an enormous difference., "Misplaced decimal point means Oregon county’s 911 system could be out millions," 27 June 2019 In a field in which lives turned on tiny differences in engineering and chance three or four places to the right of the decimal point, a questionable heart was not a remotely tolerable risk. Jeffrey Kluger, Time, "How NASA's Chris Kraft Conducted the Symphony That Put Men on the Moon," 23 July 2019 More news Odd in Oregon MATH MISHAP: A misplaced decimal point means an Oregon county’s 911 system could be out millions., "Dueling demonstrations set for Saturday in downtown Portland: Morning Briefing for Friday, June 28," 28 June 2019 The mystery is bracketed by another quirk: Oddly specific order sizes—many going out to five decimal points, with some repeating frequently. Matthew Leising,, "Crypto Coin Tether Defies Logic on Kraken’s Market, Raising Red Flags," 29 June 2018 Correction: The original version of this article misplaced a decimal point, lamentably. Philip Bump, Washington Post, "For $18 billion, you could build 32 miles of border wall — out of dollar bills," 9 Jan. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'decimal point.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of decimal point

circa 1771, in the meaning defined above

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Time Traveler for decimal point

Time Traveler

The first known use of decimal point was circa 1771

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Statistics for decimal point

Cite this Entry

“Decimal point.” Dictionary, Merriam-Webster, Accessed 6 Jul. 2020.

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More Definitions for decimal point

decimal point


English Language Learners Definition of decimal point

mathematics : the dot (as in .678 or 3.678) that separates a whole number from tenths, hundredths, etc.

decimal point


Kids Definition of decimal point

: the dot at the left of a decimal (as .05) or between the decimal and whole parts of a mixed number (as 3.125)

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More from Merriam-Webster on decimal point

Rhyming Dictionary: Words that rhyme with decimal point

Spanish Central: Translation of decimal point

Nglish: Translation of decimal point for Spanish Speakers

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