Phonebook

//ˈfoʊnˌbʊk// noun, verb

Definitions

Noun
  1. 1
    A directory of all the phone numbers used in a district.

    "One even proposes, in a workaday monotone, that the first hundred people in any Idaho phonebook could do just as well as the legislators at making decisions in the capital."

  2. 2
    a directory containing an alphabetical list of telephone subscribers and their telephone numbers wordnet
  3. 3
    A large lookup table. broadly

    "He does this by using the Domain Name System, or DNS, which is the phonebook for the Internet."

Verb
  1. 1
    To determine the identity of (an Internet user) by comparing personal information to real-world directories or databases (e.g., lists of people in phonebooks or relatives of those who have recently died). transitive

Etymology

Etymology 1

From phone + book.

Etymology 2

From phone + book.

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