Archives of Directives
Glossary
Defined terms and acronyms used across the directives — filter by letter, type or office.
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| OPI | ||
|---|---|---|
| Sigma 18 | Definition | NA - National Nuclear Security Administration |
| Sigma 20 | Definition | NA - National Nuclear Security Administration |
| Signature | Definition | IM - Office of the Chief Information Officer |
| Significant Alterations | Definition | PM - Office of Project Management Oversight and Assessments |
| Significant Quantity of Fissionable Materials | Definition | EH - Office of Environment, Health, Safety and Security |
| Signup and Termination Pay | Definition | PM - Office of Project Management Oversight and Assessments |
| Similarly Exposed Group | Acronym | |
| Simplified Acquisition Procedures | Definition | MA - Office of Management |
| Simulated Operational Environment | Definition | PM - Office of Project Management Oversight and Assessments |
| Simulation (Monte Carlo) | Definition | PM - Office of Project Management Oversight and Assessments |
| Single-Failure Criterion | Definition | AU - Office of Environment, Health, Safety and Security |
| Site | Definition | EH - Office of Environment, Health, Safety and Security, NA - National Nuclear Security Administration |
| Site | Definition | EM - Office of Environmental Management, PM - Office of Project Management Oversight and Assessments, EH - Office of Environment, Health, Safety and Security |
| Site Acquisition Career Manager (SACM) | Definition | MA - Office of Management, PM - Office of Project Management Oversight and Assessments |
| Site and/or Field Office Manager | Definition | MA - Office of Management |
| Site Boundary | Definition | EH - Office of Environment, Health, Safety and Security |
| Site Class | Definition | MA - Office of Management |
| Site Declaration | Definition | NA - National Nuclear Security Administration |
| Site Factors | Definition | MA - Office of Management |
| Site Inspection | Acronym | |
| Site Inspection | Definition | PM - Office of Project Management Oversight and Assessments |
| Site Investigation (final site selection) | Definition | PM - Office of Project Management Oversight and Assessments |
| Site Management System | Definition | AU - Office of Environment, Health, Safety and Security |
| Site Occupational Medical Director | Acronym | |
| Site Programs | Definition | AU - Office of Environment, Health, Safety and Security |