Attribute

1. In database management, a property inherent in an entity or associated with that entity for database purposes.

2. In network management, a property of a managed object that has a value.

Note 1: Mandatory initial values for attributes can be specified as part of the managed object class definition.

Note 2: Attributes may be either mandatory or conditional.

Source: from Federal Standard 1037C and from MIL-STD-188