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1 In cognitive psychology, the ease with which information in long-term memory can be retrieved. An accessible memory is one that can be retrieved without cues (3) or prompts. Compare availability.

2 In modal logic, the property of a possible world of being open to scrutiny from some other world in such a way that the truth value of propositions (1) about it can be known.

3 In general, the ease with which something can be approached, reached, or obtained. accessible adj. [From Latin accessus an approach + -ibilitas capacity, from habilis able]

Subjects: Psychology.

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