accessibility

noun
1
how easy something is to reach, enter, use, see, etc.
دسترس‌پذیری, قابلیت دسترسی, سهولت دسترسی
2
how easy something is to reach, enter, use, etc. for somebody with a disability
دسترسی‌پذیری
The building has limited wheelchair accessibility.
This checklist will help you to evaluate the accessibility of a venue.
3
how easy something is to understand
سهولت درک, قابل فهم بودن, فهم‌پذیری, راحتی فهم, امکان فهم
the accessibility of her poetry