Other forms: directories
A directory is a listed set of names, addresses or files. A telephone directory, the root directory, a business directory.
In computing it is the same thing as a folder, and which word is used depends entirely on which system you learned first. Directory enquiries was the British service for finding a number before everybody carried one.
1noundirectoryA listed set of names, addresses or files.
“I looked up the plumber's number in the local telephone directory.”
directory is a list.
Medieval Latin directorium comes from dirigere, to direct.
French
directoire
Medieval Latin
dīrēctōrium
Middle English
directorie
English, today
directory
From Middle English directorie, dyrectorye, from Medieval Latin dīrēctōrium. by surface analysis, direct + -ory. a doublet of directorium. The political sense is a French directoire.
Etymology from Wiktionary, CC BY-SA