Of a number or expression, a number or expression the cube of which is equal to the given number or expression
3 is the cube root of 27.
A number whose cube is equal to a given number. the cube root of a particular number is the number that, when multiplied by itself twice will give that number
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