1. the quality or state of being difficult or impossible to reach, enter, or approach
2. the quality or state of being difficult or impossible to understand or comprehend

Examples

• The inaccessibility of the mountain village made it difficult for supplies to arrive during winter.
• The inaccessibility of the building for people with disabilities was a serious concern.
• The inaccessibility of the scientific paper's language frustrated many readers.
• Due to the inaccessibility of the website for screen readers, blind users could not navigate it.
• The inaccessibility of mental health services in rural areas remains a major public health issue.
• The author's inaccessibility to the general public made her work unpopular outside academic circles.