directory

US /dɪˈrek.tɚ.i/
UK /dɪˈrek.tɚ.i/
"directory" picture
1.

a book or list of names, addresses, or other information, typically in alphabetical or numerical order

:
I looked up her number in the phone directory.
The company publishes an annual business directory.
2.

a file system cataloging structure which contains references to other computer files, and potentially other directories

:
Save the document in the 'My Documents' directory.
The root directory contains all other files and subdirectories.