Since 2012, according to a reporter for The Guardian, the number of directories in circulation has been "dramatically reduced".
All references to LKI were expunged from Web sites and answering machines and directories and syllabuses.
1540s, "guide, book of rules," from Medieval Latin directorium, noun use of neuter of Latin directorius, from directus (see direct (v.)). Meaning "alphabetical listing of inhabitants of a region" is from 1732; listing of telephone numbers is from 1908. As an adjective, from mid-15c.