medialní
Medialní is a nonstandard Czech adjective that rarely appears in formal writing. It is not listed in major Czech dictionaries and is generally regarded as a misspelling or regional variant of standard terms such as mediální, which means relating to the media, or as a nonstandard way to convey a directional sense associated with the midline in anatomical contexts.
In practice, the term is most often encountered as a mistaken form in texts dealing with media
If you encounter medialní in a source, it is advisable to treat it as an error or