Definition of directory
(Entry 1 of 2)
: serving to direct
specifically
: providing advisory but not compulsory guidance
directory
noun
plural directories
Definition of directory (Entry 2 of 2)
1a
: a book or collection of directions, rules, or ordinances
b
: an alphabetical or classified list (as of names and addresses)
2
: a body of directors
3
: folder sense 3b
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Merriam-Webster unabridged
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Time Traveler for directory
The first known use of directory was in the 15th century
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