inaccessible

US /ˌɪn.əkˈses.ə.bəl/
UK /ˌɪn.əkˈses.ə.bəl/
"inaccessible" picture
1.

unable to be reached or entered

:
The remote village was inaccessible during the winter due to heavy snow.
The data is stored in a secure, inaccessible server.
2.

difficult or impossible to understand or appreciate

:
His academic writing is often inaccessible to the general public.
The artist's abstract concepts were inaccessible to many viewers.