Open system architecture

operating system
(OSA) A competitor to IBM’s SNA.


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    Open Systems Interconnection

  • Open systems interconnection

    networking (OSI-RM, OSI Reference Model, seven layer model) A model of network architecture and a suite of protocols (a protocol stack) to implement it, developed by ISO in 1978 as a framework for international standards in heterogeneous computer network architecture. The OSI architecture is split between seven layers, from lowest to highest: 1 physical layer, […]

  • Open telecom platform

    communications, library, Erlang (OTP) A set of standard, open source libraries and tools for use with Erlang. ( (2001-08-28)

  • Open texture

    noun 1. (philosophy) the failure of natural languages to determine future usage, particularly the ability of predicates to permit the construction of borderline cases

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