Acronyms, Abbreviations, and Initialisms

O&M
Operations & Maintenance

OA
Office Automation

OA
Operational Assessment

OACT
Office of Advanced Concepts and Technology

OADR
Originating Agency's Determination Required

OAI
Open Application Interface

OAR
Options Analysis for Reengineering

OASD/DIAP
Office of the Assistant Secretary of Defense/Defense Information Assurance Program

OASD/IT
Office of the Assistant Secretary of Defense/Information Technology

OASN
Office of the Assistant Secretary of the Navy

OAST
Office of the Assistant Secretary of Defense

OBE
overcome by events

OBEX
Object Exchange Technology

OBU
OSIS Baseline Upgrade

OC
Optical Carrier

OC-ALC
Oklahoma City - Air Logistics Center

OCC
operations control console

OCD
Operational Concept Description

OCD
operational concept document

OCD
organization capability development

OCL
Object Constraint Language

OCLC
Online Computer Library Center

OCM
Outgoing Communications Manager

OCN
Open Computer Network

OCONUS
Outside Continental United States

OCR
optical character reader

OCS
Officer Candidate School

OCTAVE
Operationally Critical Threat, Asset and Vulnerability Evaluation

OCTAVE-S
OCTAVE for Small Businesses

OCU
Object Connection Update

ODA
Open Document Architecture

ODA/ODIF
Office Document Architecture/Office Document Interchange Format

ODBC
open database connectivity

ODBMS
Object Database Management System

ODC
Orthogonal Defect Classification

ODD
object description and design

ODI
Open Data-link Interface

ODI
Organizational Dynamics, Inc.

ODIF
Office Data Interchange Format

ODL
Open Document Language

ODMG
Object Data Management Group

ODP
open distributed processing

ODS
Operational Data Store

ODS
Optical Data System

ODT
Operational Demonstration Test

OECD
Organization for Economic Cooperation and Development

OED
OSIS Evolutionary Development

OEM
original equipment manufacturer

OGC
Office of the General Council

OID
object identifier

OIPT
Overarching Integrated Product Team

OIS
Office Information Systems

OIW
Open Systems Environment Implementors Workshop

OJCS
Organization of the Joint Chiefs of Staff

OJT
on the job training

OLAP
Online Analytical Processing

OLE
Object Linking and Embedding

OLTP
Online Transaction Processing

OLWM
Open Look window manager

OM
Computer Operations Manual

OMA
Object Management Architecture

OMA
Organizational Maintenance Activity

OMB
Office of Management and Budget

OMG
Object Management Group

OMT
object modeling technique

ONC
Open Network Computing

ONI
Office of Naval Intelligence

ONMS
Open Network Management System

ONR
Office of Naval Research

ONT
Office of Naval Technology

OO
Object Oriented

OO-ALC
Ogden Air Logistic Center

OOA
Object-Oriented Analysis

OOAD
Object-Oriented Analysis and Design

OOB
order of battle

OOD
object-oriented design

OOD
object-oriented design/development

OOD
Officer of the Deck

OODBMS
Object Oriented Database Management System

OOM
Object Oriented Methods

OOP
object-oriented programming

OOPL
object-oriented programming language

OOPSLA
Object-Oriented Programming, Systems, Language and Applications

OOPSLA
Object-Oriented Programmin, Systems, Languages, and Applications

OORA
Object-Oriented Requirements Analysis

OORDBMS
Object/Relational Database Management System

OOSE
object-oriented system engineering

OOT
object-oriented technology

OP
other procurement

OPCODE
operational code

OPD
Organization Process Definition

OPEVAL
operational evaluation

OPF
Organizational Process Focus

OPM
Office of Personnel Management

OPNAV
Chief of Naval Operations

OPNAV
Office of the Chief of Naval Operations

OPNAVINST
Chief of Naval Operations Instruction

OPP
Organizational Process Performance

OPR
Office of Primary Responsibility

OPSEC
Operations Security

OPT
Open Protocol Technology

OPT
Optional Modification

OPTEC
Operational Test and Evaluation Command

OPTEVFOR
Operational Test and Evaluation Force

OPTI
Organizational Process Technology Innovation

ORB
object request broker

ORD
Office of Research and Development

ORD
Operational Requirements Document

ORLA
optimum repair-level analysis

ORSA
Operations Research Society of America

ORWG
Operational Requirements Working Group

OS
operating system

OSA
open system architecture

OSC
Office of Standards Compliance

OSC
operating system component

OSC
Operations Support Center

OSD
Office of the Secretary of Defense

OSD-API
Office of the Secretary of Defense Acquisition Program Integration

OSE
open system environment

OSE/IA
Open System Environment Profile for Imminent Acquisition

OSF
Open Software Foundation

OSI
open systems interconnection

OSIF
operating system interface

OSIRM
Open Systems Interconnection Reference Model

OSIS
Ocean Surveillance Information System

OSISL
open systems interface standards list

OSJTF
Office of the Under Secretary of Defense's Open System Joint Task Force

OSPF
Open Shortest Path First

OSS
Operational Support System

OSSP
organization's set of standard processes

OSSWG
Operating Systems Standards Working Group

OST
Operational Requirements Document Support Team

OSTP
Office of Science and Technology Policy

OSWG
Operating Systems Working Group

OT
operational test

OT
Organizational Training

OT&E
operational test and evaluation

OT/IOC
operational test/introduction of operational capability

OTA
Office of Technology Assessment

OTA
Operational Test Agency

OTAD
Over-The-Air Key Distribution

OTAR
Over-The-Air Rekeying

OTAT
Over-The-Air Key Transfer

OTC
Officer in Tactical Command

OTC
Operational Test Coordinator

OTCIXS
Officer in Tactical Command Information Exchange Subsystem

OTD
Operational Test Director

OTE
Operational Test Environment

OTEA
Operational Test and Evaluation Agency

OTG
Over the Horizon Targeting Gold message format

OTH
over the horizon

OTH-T
over-the-horizon targeting

OTI
Office of Technical Integration

OTIS
Office of Telecommunications and Information Systems

OTP
one-time pad

OTP
Operational Test Plans

OTRR
Operational Test Readiness Review

OTS
off the shelf

OTS
OSI Transparent Services

OTT
one-time tape

OUSD
(AT&L) Office of the Under Secretary of Defense for Acquisition, Technology, and Logistics

OUSD (A&T)
Office of the Under Secretary of Defense for Acquisition & Technology

OUSDA
Office of the Under Secretary of Defense for Acquisition

OWI
Objects Worldwide Inc

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