[cu.bic] adj (15c) 1: having the form of a cube: cubical
2. a: relating to the cube considered as a crystal form b: isometric 1b 3 a: three-dimensional b: being the volume of a cube whose edge is a specified unit "~ inch"
4: of third degree, order, or power "a ~ polynomial"
[2]cubic n (1799): a cubic curve, equation, or polynomial