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

Isometric or monometric; as, cubic cleavage. See Crystallization.

Having the shape of a cube. When referring to volume, describing in terms of the volume of a cube with the indicated length edge.

A crystal system where the cell dimensions are equal, and all inter-axis angles are 90deg. It is characterised by 3 tetrads (axes of 4-fold rotational symmetry) and 4 triads (axes of 3-fold rotational symmetry) plus associated diads (2 -fold symmetry) and mirror planes. This has the highest form of symmetry possible.

A curve of the third degree.

A polynomial of third degree.

a third order poly

A third-order polynomial object; i.e. a polynomial in which the highest power a variable is raised to is 3. ( Tutorial) ( Language Reference)