square root
Definition of square root
: a factor of a number that when squared gives the number the square root of 9 is ±3
Examples of square root in a sentence
The square root of 9 is 3.
1557
First Known Use of square root
1557
SQUARE ROOT Defined for English Language Learners
square root
Definition of square root for English Language Learners

mathematics : a number that produces a specified number when it is multiplied by itself
SQUARE ROOT Defined for Kids
square root
Definition of square root for Students
: a number that when multiplied by itself equals a specified number The square root of 9 is 3.
Learn More about square root

See words that rhyme with square root Spanish Central: Translation of square root Nglish: Translation of square root for Spanish speakers Britannica English: Translation of square root for Arabic speakers Britannica.com: Encyclopedia article about square root
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