adjective

Etymology: LL directorius

noun pl. directories -·ries

1. a book of directions, as for church service
2. a book listing the names, addresses, etc. of a specific group of persons a telephone directory
3. Comput.
   1. a grouping of files that are stored on a disk, diskette, etc.
   2. a listing of such files
4. a directorate
5. Directoire

Etymology: ML directorium < LL directorius