perfect square


Definition of perfect square

: an integer (such as 9 or 36) whose square root is an integer

Examples of perfect square in a Sentence

Recent Examples on the Web The perfect square of frozen American cheese, bright, plasticky yellow circles of egg-cornstarch-milk patties—is this Lego food? Alex Beggs, Bon Appétit, 7 Oct. 2021 That outgoing 256-game schedule a perfect square, just as 16 is. Nate Davis, USA TODAY, 13 May 2021 Greengrass captures the two of them outside the house, viewed through a window that frames them in a near-perfect square. Chris Hewitt, Star Tribune, 11 Jan. 2021 The units digit of a perfect square can only be 0, 1, 4, 5, 6 or 9. Quanta Magazine, 18 Nov. 2020 Find a perfect square, all of whose digits are in the set {2, 3, 7, 8}. Quanta Magazine, 18 Nov. 2020 Use the plastic and metal presses to form indents for fillings and create the perfect square shape. Popular Science, 6 Aug. 2020 This is because perfect squares are never negative: Squaring a positive or negative integer always results in a positive integer. Quanta Magazine, 5 Nov. 2019 Wisconsin’s capital is surrounded by perfect squares of farmland dotted with red barns and grain silos. Dionne Searcey, New York Times, 11 Apr. 2020

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

1811, in the meaning defined above

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Time Traveler for perfect square

Time Traveler

The first known use of perfect square was in 1811

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Dictionary Entries Near perfect square

perfect score

perfect square

perfect storm

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Statistics for perfect square

Last Updated

19 Oct 2021

Cite this Entry

“Perfect square.” Dictionary, Merriam-Webster, Accessed 30 Nov. 2021.

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