- easy to approach, reach, enter, speak with, or use.
- that can be used, entered, reached, etc.: an accessible road; accessible ruins.
- obtainable; attainable: accessible evidence.
- open to the influence of (usually followed by to): accessible to bribery.
Origin of accessible
- easy to approach, enter, use, or understand
- accessible to likely to be affected by; open to; susceptible to
- obtainable; available
- easy for disabled people to enter or use
- logic (of a possible world) surveyable from some other world so that the truth value of statements about it can be known. A statement possibly p is true in a world W if and only if p is true in some worlds accessible to W
Word Origin and History for unaccessible
c.1400, "affording access," from Middle French accessible, from Late Latin accessibilis, verbal adjective from Latin accessus "a coming near, approach" (see access (n.)). Meaning "easy to reach" is from 1640s; Of art or writing, "able to be readily understood," 1961 (a term not needed in the years before writing or art often deliberately was made not so).