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to cube

to cube

1 7.1
To multiply a number by itself twice
  • verb
  • /kjuːb/
  • Specialized
translation icon : elevar al cubo
  • So to undo the cube root, that means I need to cube both sides.

And then to undo the cubing, you'd have to take the cube root.

Examples

  • So step one is to cube both sides to get rid of that outside cube root.

  • Now I want to what I want to do with it, I want to cube it in order to find the volume cubed.

  • 27 is 3 cubed.

  • To find the volume of the cube, you need to cube the length of one side.

  • When you cube a number, you multiply it by itself two more times.

  • Make sure to cube each term in the equation before solving it.

Compounds

34 1.0

A small square piece of frozen water used to cool drinks

A small cube of strong meat or vegetable stock you dissolve in hot water to make soup

cube root
  • Specialized
1 3.9

A number that when multiplied by itself twice gives a given number

1 3.0

A small cube of dried broth that adds flavor to soups and stews

Surface Forms

cube infinitive
cubed past
cubed past participle
cubing present participle
cubes third person singular

Etymology

To cube a number as a verb comes from the shape cube because you are making the 'three-dimensional' effect in numbers by multiplying a number by itself twice, so to cube a number is to raise it to the third power.