Definitions for "phone book"
A file that associates names with telephone numbers, COM ports, and baud rates.
a directory containing an alphabetical list of telephone subscribers and their telephone numbers
a list of names and numbers, each of which is a listing
a centralized system, hence vulnerable to failures at the center, whether due to dishonesty or incompetence
Keywords:  terrible, analogy, engine, search
a terrible analogy to a search engine
Keywords:  compilation
Keywords:  database, flat, digital, example, file
a database, though it's not nearly as useful if it's not in digital form
an example of a flat-file database
Keywords:  simple, book
This simple phone book is made by me since about