optic (of or relating to seeing, sight or vision)
Borrowed from Ancient Greek ὀπτῐκός (optĭkós, “of or for sight”), from ὀπτός (optós, “visible”) + -ῐκός (-ĭkós, “-ic”, adjectival suffix).
Practica parlar i memoritzar " opticus " i moltes altres paraules i frases a llatí .