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Webster 1913 Edition


Cubic

Cu′bic

,
Noun.
(Geom.)
A curve of the third degree.
Circular cubic
.
See under
Circular
.

Webster 1828 Edition


Cubic

CUBIC

, CUBICAL,
Adj.
[L. See Cube.] Having the form or properties of a cube; that may be or is contained within a cube. A cubic foot of water is the water that may be contained within six equal sides, each a foot square.
Cubic number, is a number produced by multiplying a number into itself, and that product by the same number; or it is the number arising from the multiplication of a square number by its root. [See Cube.]

Definition 2022


cubic

cubic

English

A cubic shape (3)
polynomial degrees
Previous: quadratic
Next: quartic

Alternative forms

Adjective

cubic (not comparable)

  1. (geometry) Used in the names of units of volume formed by multiplying a unit of length by itself twice.
    cubic metre, cubic foot
  2. (algebraic geometry) Of a class of polynomial of the form
  3. (crystallography) Having three equal axes and all angles 90°.
    cubic cleavage

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Noun

cubic (plural cubics)

  1. (algebraic geometry) A cubic curve.

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See also