資料來源 : Webster's Revised Unabridged Dictionary (1913)

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.