Antonyms of adj graphical

1 of 2 senses of graphical

Sense 2
graphic, graphical, in writing (predicate) -- (written or drawn or engraved; "graphic symbols")

INDIRECT (VIA written) -> spoken -- (uttered through the medium of speech or characterized by speech; sometimes used in combination; "a spoken message"; "the spoken language"; "a soft-spoken person"; "sharp-spoken")

Similarity of adj graphical

2 senses of graphical

Sense 1
graphic, graphical -- (relating to or presented by a graph; "a graphic presentation of the data")

Sense 2
graphic, graphical, in writing (predicate) -- (written or drawn or engraved; "graphic symbols")
       => written (vs. spoken) -- (set down in writing in any of various ways; "written evidence")