inaccessible
adj.adj. impossible or very difficult to reach or get into. It can also describe information that is too hard to understand.
adj. unable to be reached, entered, or obtained; in a figurative sense, describes content that is difficult for the average person to comprehend.
The remote mountain village is inaccessible during the winter.
Because the elevator was broken, the top floor of the museum was inaccessible to visitors in wheelchairs.
The philosopher's latest book was criticized for being unnecessarily inaccessible, using dense jargon that obscured rather than clarified the core arguments.
From Middle French inaccessible, from Late Latin inaccessibilis, equivalent to in- + accessible.
Often used with the preposition 'to' when specifying who cannot reach the object or location.
The island is inaccessible from boats.The island is inaccessible to boats.When describing who or what cannot reach a place, the adjective typically takes the preposition 'to' rather than 'from'.