O&M

OAR

Object

Objective

Objective Quality Evidence

Objectives

Object-Oriented Analysis

Obligation

OBS

Observation

Observation Units

Obsolete

OC Curves

ODC

Off the Shelf Item

Offer

Offeror

Offset

Offsite Fabrication

OJT
See On-the-job Training

One Hundred Percent Inspection

One on One

On-site Assembly

On-the-job Training (“OJT”)

Open Projects

Operating

Operating Characteristic Curves (“OC Curves”)

Operating Manuals

Operating System

Operating System, Computer

Operation

Operation Phase

Operational Acceptance

Operational Projects

Operational System

Operations Acceptance Review

Operations and Maintenance (“O&M”)

Operations and Maintenance Manual

Operators

Operators Manual

OPL

Opportunities

Opportunity

Opportunity Cost

Opportunity Phase

Optimism

Optimistic

Optimistic Duration

Optimistic Time

Option

Oral

Order of Magnitude

Order of Magnitude Estimate

Organization

Organization and Methods Study

Organization Breakdown System

Organization Chart

Organization Development

Organization Plan

Organization Resources

Organization Structure

Organization Unit

Organizational Breakdown Structure (“OBS”)

Organizational Constraints

Organizational Design

Organizational Factors

Organizational Influences

Organizational Learning

Organizational Planning

Organizational Politics

Organizational Requirements

Organizational Strategy

Organizational Style

Orientation

Original Budget

Original Duration

Originator

OTB

Other Bid Considerations

Other Direct Costs (“ODC”)

Out of Scope

Out Put Requirements

Outcome

Outlays

Outline

Out-of-Sequence Progress

Output

Output Format

Outsourcing

Over Target Baseline (“OTB”)

Overall Change Control

Overall Control

Overall Cost

Overall Project

Overall Quality Philosophy

Over-allocation

Overhead

Overload

Overrun

Owner

Owner Support

Ownership of Quality Responsibility