number line


Definition of number line

: a line of infinite extent whose points correspond to the real numbers according to their distance in a positive or negative direction from a point arbitrarily taken as zero

Examples of number line in a Sentence

Recent Examples on the Web The spacing of the number line is the most basic example of a phenomenon found throughout the field of number theory. Quanta Magazine, "Mathematician Measures the Repulsive Force Within Polynomials," 14 May 2020 These percentage changes determine the location of the category bubbles on the number line, with positive changes representing more spending shown as green bubbles and negative changes representing less spending shown as orange bubbles. New York Times, "“What’s Going On In This Graph?” website," 23 Apr. 2020 Notice that every part of the number line appears to be covered by some interval. Quanta Magazine, "How Rational Math Catches Slippery Irrational Numbers," 10 Mar. 2020 The actual number lining the streets of Ahmedabad on Monday was well under one-tenth that amount. Peter Baker, New York Times, "Trump Sees Commitment to Religious Freedom in India as Riots Break Out," 25 Feb. 2020 The real numbers, for example, include every point on the number line, even the strange ones like π that have endless, non-repeating decimal representations. Quanta Magazine, "Möbius Strips Defy a Link With Infinity," 20 Feb. 2019 For any particular denominator, only part of the number line will be colored in. Leila Sloman, Scientific American, "New Proof Solves 80-Year-Old Irrational Number Problem," 16 Sep. 2019 An extra vote, which seems so powerful, really only matters if the numbers line up. Stephen Fishbach,, "Survivor Recap: A 4-4 Showdown — and the Perfect Advantage," 30 Oct. 2019 As for the Senate, the numbers lined up against any possible impeachment trial are still stacked in Mr Trump’s favour. The Economist, "How close does the Ukraine scandal bring Donald Trump to impeachment?," 23 Sep. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'number line.' 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 number line

1956, in the meaning defined above

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Time Traveler for number line

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The first known use of number line was in 1956

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Statistics for number line

Last Updated

14 Jun 2020

Cite this Entry

“Number line.” Dictionary, Merriam-Webster, Accessed 11 Jul. 2020.

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More Definitions for number line

number line


Kids Definition of number line

: a line in which points are matched to numbers

More from Merriam-Webster on number line Encyclopedia article about number line

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