Correct spelling for the English word "OID" is [ˈɔ͡ɪd], [ˈɔɪd], [ˈɔɪ_d] (IPA phonetic alphabet).
OID stands for Object Identifier. It is a unique identifier that is used to label or identify objects, data structures, or concepts within different information systems. This identifier is typically assigned by an organization or a standards body to ensure global uniqueness.
In the context of computer networks and database management systems, an OID serves as a reference to various types of objects, such as network devices, database tables, or entries in a directory service. It enables efficient and unambiguous identification of these objects within a given system or across different systems.
OIDs are hierarchical in nature and organized in a tree-like structure. The structure starts with a root node, and each subsequent level represents a different branch or subcategory of objects. The identifier at each level is a numerical value assigned by the issuing organization, which uniquely identifies the object within its category.
Owing to their hierarchical structure and global uniqueness, OIDs are widely used in various domains, including networking protocols (such as SNMP - Simple Network Management Protocol), database management systems (such as LDAP - Lightweight Directory Access Protocol), and security systems (such as X.509 certificates). They provide a standardized and consistent way to categorize and refer to objects, allowing for interoperability and efficient management of complex systems.
A suffix denoting resemblance to the thing indicated by the preceding element of the compound; joined properly to words formed from Greek roots; equivalent to -form.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.