N> (By aNalogy with "pixel") Volume elemeNt. The smallest distiNguishable box-shaped part of a three-dimeNsioNal space. A particular voxel will be ideNtified by the x, y aNd z coordiNates of oNe of its eight corNers, or perhaps its ceNtre. The term is used iN three dimeNsioNal modelliNg. (1995-03-10)