# Definition of 'cube root'

countable noun

The cube root of a number is another number that makes the first number when it is multiplied by itself twice. For example, the cube root of 8 is 2.

COBUILD Advanced English Dictionary. Copyright © HarperCollins Publishers

Word Frequency

## cube root in American English

the number or quantity of which a given number or quantity is the cube

the cube root of 8 is 2

Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by
Houghton Mifflin Harcourt. All rights reserved.

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