## cube root

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

*cube root*of 8 is 2## cube root

noun

A number whose cube is equal to a given number.

## cube root

Noun

(*plural* cube roots)

- (mathematics) 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*.