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 Use the plastic and metal presses to form indents for fillings and create the perfect square shape. Popular Science, "The best gadgets for making delicious ravioli," 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, "Good Cube Hunting," 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, "‘Not as Wisconsin Nice as We Used to Be’: The Divisions in Dairyland," 11 Apr. 2020 Basically, this is a perfect square with no soft edges. Chelsea Hall, Marie Claire, "The Nail Shapes Dictionary: All the Need-to-Know Styles," 26 Mar. 2020 Scientists at the University of Rochester have used DNA to make a simple computer that calculates the roots of perfect squares up to 900, New Scientist reports. Caroline Delbert, Popular Mechanics, "DNA Computer Can Calculate the Square Root of 900," 2 Jan. 2020 Calculating square roots of perfect squares, meaning the integers that have integer square roots, is logically complicated, but can still be done with mechanical circuitry and logic gates. Caroline Delbert, Popular Mechanics, "DNA Computer Can Calculate the Square Root of 900," 2 Jan. 2020 Each piece of fruit and cake is divided into perfect squares, like a delicious chess board. Sarah Slutsky, Glamour, "Rachel Brosnahan Lost Jobs for Not Being Funny. Who's Laughing Now?," 15 May 2018 Silicon ice cube trays come in an array of sizes and shapes, for these shot bites a perfect square mold was used but the possibilities are endless. Charlotte Palermino, Marie Claire, "5 AMAZING Jell-O Shots to Serve This 4th of July," 2 July 2014

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

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The first known use of perfect square was in 1811

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Cite this Entry

“Perfect square.” Dictionary, Merriam-Webster, Accessed 1 Dec. 2020.

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