[ ad-min-uh-strey-ter ]
See synonyms for: administratoradministrators on

  1. a person who manages or has a talent for managing.

  2. Law. a person appointed by a court to take charge of the estate of a decedent, but not appointed in the decedent's will.

  1. Also Informal, ad·min [ad-min] /ˈædˌmɪn/ .Computers.

    • a person who manages and supports a computer system or network, as in a business or other organization: the company’s system administrator;a database administrator.: Compare system operator.

    • a person who determines the site policies, appoints moderators, and manages the technical operation of an internet message board or other interactive website: a forum administrator.

    • a user account on a home computer accessible only by the user who manages the computer system.: Compare root1 (def. 11b).

    • a user who has access to this user account.

Origin of administrator

First recorded in 1400–50; late Middle English, from Middle French administratour, from Latin administrātor, equivalent to administrā(re) “to assist, serve” (see administer) + -tor-tor

Other words from administrator

  • ad·min·is·tra·tor·ship, noun
  • pre·ad·min·is·tra·tor, noun
  • sub·ad·min·is·tra·tor, noun

Words Nearby administrator Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use administrator in a sentence

British Dictionary definitions for administrator


/ (ədˈmɪnɪˌstreɪtə) /

  1. a person who administers the affairs of an organization, official body, etc

  2. property law a person authorized to manage an estate, esp when the owner has died intestate or without having appointed executors

  1. a person who manages a computer system

Derived forms of administrator

  • administratrix, fem n

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012