perfect square
Americannoun
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a rational number that is equal to the square of another rational number.
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a polynomial that is the square of another polynomial.
Etymology
Origin of perfect square
First recorded in 1935–40
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
I'd also stack all of the bacon on the center of another plate, arranging the pieces into a perfect square, and then filling the middle of that center square with fresh fruit.
From Salon • Mar. 10, 2023
Next check that the last term is a perfect square, b2.
From Textbooks • May 6, 2020
Factor the perfect square trinomial, writing it as a binomial squared.
From Textbooks • May 6, 2020
When we rationalized a square root, we multiplied the numerator and denominator by a square root that would give us a perfect square under the radical in the denominator.
From Textbooks • May 6, 2020
It had started out life as a perfect square but had evolved into a skewed rhomboid, with all the letters leaning sharply to the right.
From "The Evolution of Calpurnia Tate" by Jacqueline Kelly
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
