Origin: Latin suffix -al
Graphical has 3 different meanings across 1 category:
Of, related to, or shown on a graph.
"The graphical representation of the data clearly showed an upward trend in sales over the last quarter."
In plain English: Graphical means something that is shown using pictures, drawings, or charts instead of just words.
"The graphical user interface made the software much easier to use for beginners."
The word graphical comes from combining the root graphic with the suffix -al. It entered English to describe anything related to drawing or pictures.