administrator

[ad-min–uh-strey-ter]/ ædˈmɪn əˌstreɪ tər /

noun

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.
3. Computers.  Also admin
   1. 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.
   2. 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.
   3. a user account on a home computer accessible only by the user who manages the computer system.
   4. a user who has access to this user account.

administratorBritish  

/ ədˈmɪnɪˌstreɪtə /

noun

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
3. a person who manages a computer system

“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