Cube root
Cube Cube (k[=u]b), n. [F. cube, L. cubus, fr. Gr. ???? a cube, a cubical die.] 1. (Geom.) A regular solid body, with six equal square sides. [1913 Webster]

2. (Math.) The product obtained by taking a number or quantity three times as a factor; as, 4x4=16, and 16x4=64, the cube of 4. [1913 Webster]

{Cube ore} (Min.), pharmacosiderite. It commonly crystallizes in cubes of a green color.

{Cube root}. (Math.), the number or quantity which, multiplied into itself, and then into the product, produces the given cube; thus, 3 is the cube root of 27, for 3x3x3 = 27.

{Cube spar} (Min.), anhydrite; anhydrous calcium sulphate. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • cube root — [ US ˈ. .] n the cube root of a particular number is the number that, when multiplied by itself twice will give that number ▪ 4 is the cube root of 64 …   Dictionary of contemporary English

  • cube root — noun count the cube root of a number is the smaller number that you multiply by itself twice to make the number, for example the cube root of 8 is 2 …   Usage of the words and phrases in modern English

  • cube root — cube roots N COUNT: usu sing, the N of n 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 …   English dictionary

  • cube root — cube′ root′ n. math. a quantity of which a given quantity is the cube: The cube root of 64 is 4[/ex] • Etymology: 1690–1700 …   From formal English to slang

  • cube root — n. the number or quantity of which a given number or quantity is the cube [the cube root of 8 is 2] …   English World dictionary

  • cube root — ► NOUN ▪ the number which produces a given number when cubed …   English terms dictionary

  • Cube root — Plot of y = for . Complete plot is symmetric with respect to origin, as it is an odd function. At x = 0 this graph has a vertical tangent. In mathematics, a cube root of a number, denoted …   Wikipedia

  • cube root — noun a number that when multiplied three times equals a given number • Hypernyms: ↑root * * * noun : a number or quantity whose cube is the given number or quantity 3 is a cube root of 27 * * * Math. a quantity of which a given quantity is the… …   Useful english dictionary

  • cube root — UK / US noun [countable] Word forms cube root : singular cube root plural cube roots maths the cube root of a number is the smaller number that you multiply by itself twice to make the number. For example, the cube root of 8 is 2 …   English dictionary

  • cube root — n. to find, extract the cube root * * * [ˌkjuːb ruːt] extract the cube root to find …   Combinatory dictionary

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