| SPDT |
Shadow Page Directory Table |
| SPE |
Special Police Establishment |
| SPEED |
Social Pact for Empowered Economic Development |
| SPELT |
Soros Professional English Language Teacher |
| SPEM |
Spasmolytic Polypeptide Expressing Metaplasia |
| SPF |
Software Production Facility |
| SPF |
Single Point Failure |
| SPFA |
Single Point Failure Analysis |
| SPFP |
Single Point Failure Potential |
| SPG |
Special Protection Group |
| SPG |
Strategic Placement Group |
| SPG |
Single Point Ground |
| SPG |
Signal Point Ground |
| SPHR |
Senior Professional in Human Resources Certification |
| SPHR |
Senior Professional Human Resources |
| SPI |
SCSI Parallel Interface |
| SPI |
Superintendent of Public Instruction |
| SPI |
Surface Position Indicator |
| SPI |
Standard Practice Instruction |
| SPI |
Sow Productivity Index |
| SPIAP |
Shuttle/Payload Integration Activities Plan |
| SPIC |
Space Programs Information Coalition |
| SPICE |
Spacecraft Planets Instrument Constants And Events |
| SPICE |
Spacelab Payload Integration and Coordination in Europe |
| SPID |
Service Profile Identifier |
| SPIDF |
Support Planning Identification File |
| SPIDPO |
Shuttle Payload Integration and Development Program Office |
| SPIF |
Standard Payload Interface Facility |
| SPIF |
Shuttle/POCC Interface Facility Function |
| SPIF |
Shuttle Payload Integration Facility |
| SPII |
Shuttle Program Implementation Instruction |
| SPIMS |
Shuttle Program Information Management System |
| SPIP |
Solid Propulsion Integrity Program |
| SPIS |
Spacecraft Plasma Interaction System |
| SPK |
Spacecraft And Planet Kernel |
| SPL |
Set Priority Level |
| SPL |
Set Processor Level |
| SPM |
Software Project Management |
| SPM |
Set Program Mask |
| SPM |
Site Project Manager |
| SPM |
Software Programmers Manual |
| SPM |
Security Program Manager |
| SPML4T |
Shadow Page Map Level - 4 Table |
| SPO |
Strategic Planning Office |
| SPOC |
Shuttle Payload Operations Contractor |
| SPOF |
Software Project Management |
| SPOF |
Science Planning and Operations Facility |
| SPOHNC |
Support for People with Oral and Head and Neck Cancer |
| SPOM |
Site Project Manager |
| SPOM |
STS Planning and Operations Management |