Account

1. (noun) A formal business arrangement providing for regular dealings or services, such as banking, advertising, or store credit, that establishes and maintains a defined relationship with a Client, Vendor, User, or other party.

2. (noun) An electronic working or operational environment, bounded by a specific set of security settings and permissions, that allows an individual or system to access and operate within a System or Application.

3. (noun) A credentialed identity record — typically comprising a unique username and password, or other authentication factors — used to verify and authenticate an individual's or system's identity, thereby granting access to a System, Application, or Service.