The word "holographical" is used to describe something that is related to holograms or has hologram-like qualities. Some possible synonyms for this word include "three-dimensional", "virtual", "digital", "laser-generated", "projection-based", "optical", and "illusory". Each of these words captures a different aspect of holographical technology or imagery. For example, "three-dimensional" emphasizes the spatial dimensionality of holograms, while "virtual" suggests that the hologram is a simulated reality. "Digital" and "laser-generated" both highlight the technological aspect of producing holograms, while "projection-based" emphasizes the way in which holograms are typically viewed. Ultimately, the choice of synonym will depend on the context in which the word is being used.