cu·bic   (kyōō'bĭk)    adj.   Having the shape of a cube. Shaped similar to a cube. Having three dimensions. Abbr. c or cu. Having a volume equal to a cube whose edge is of a stated length: a cubic foot. Having three dimensions. Abbr. c or cu. Having a volume equal to a cube whose edge is of a stated length: a cubic foot. Mathematics Of the third power, order, or degree. Of or relating to a crystalline form that has three equal axes at right angles to each other; isometric. n.   Mathematics A cubic expression, curve, or equation. cu'bic·ly adv.

Cubic

Cu"bic\ (k?"b?k), Cubical \Cu"bic*al\ (-b?-kal), a. [L. cubicus, Gr. ?????: cf. F. cubique. See Cube.]

1. Having the form or properties of a cube; contained, or capable of being contained, in a cube.

2. (Crystallog.) Isometric or monometric; as, cubic cleavage. See Crystallization.

Cubic equation, an equation in which the highest power of the unknown quantity is a cube.

Cubic foot, a volume equivalent to a cubical solid which measures a foot in each of its dimensions.

Cubic number, a number produced by multiplying a number into itself, and that product again by the same number. See Cube.

Cubical parabola (Geom.), two curves of the third degree, one plane, and one on space of three dimensions.

cubic   (ky'bĭk)  Pronunciation Key  Referring to a volume unit of measurement. Involving a number or a variable that has been raised to the third power. Relating to a crystal having three axes of equal length intersecting at right angles. The mineral pyrite has cubic crystals. Also called isometric. See illustration at crystal.