| English | Thesaurus |
| a-Se | amorphous selenium |
| A/F SE | air flow sensor |
| AGE/SE | airplane ground equipment/support equipment |
| AGE/SE | aerospace ground equipment/support equipment |
| BH-SE | buried heterostructure surface emitting (laser) |
| CAR/S SE 1 | car speed sensor 1 |
| CRAM-SE | Caisse Régionale D'Assurance Maladie Du Sud-Est |
| FT-SE 100 | Financial Times-Stock Exchange 100 Share Index |
| I&SE | installation and service engineering |
| INT/A TEMP SE | intake-air temperature sensor |
| J2SE | Java 2 platform standard edition |
| J2SE | Java 2 Standard Edition (Java, Sun) |
| LCL-SE | local supervisory equipment |
| MAS AIR/FL SE | mass air flow sensor |
| MHS-SE | message handling system service element |
| MVS/SE | multiple virtual system/system extension |
| Poseidon UML CE/SE Diagram | ZARGO |
| pro se | pro per |
| pro se legal representation | pro se |
| RQA&SE | reliability, quality assurance and safety engineering |
| S/SE | superconductor/semiconductor (heterojunction) |
| SE-210 | Sud-Aviation SE-210 Karavelle |
| SE0 | single-ended zero |
| SE/4 | southeast quarter |
| SE2 | software engineering environment |
| SE/4 | south-east quarter |
| 75SE | selenomethionine-75 |
| SE4All | Sustainable Energy for All (dragonfly_89) |
| SE/C | southeast corner |
| SE Document Management System | SE DMS |
| SE/FAC | support equipment/facility |
| SE-HBT | single-emitter heterostructure bipolar transistor |
| SE & I | system engineering and integration |
| SE&I | Systems Engineering & Integration |
| SE&I | Systems Engineering and Integration |
| SE-LED | surface-emitting light-emitting diode |
| SE-M | Sakhalin Energy Moscow |
| SE/ME | single entry/multiple exit |
| SE-MQWLD | segmented electrode multiquantum well laser diode |
| SE NC | screw end American National coarse thread |
| SE NPT | screw end American National taper pipe thread |
| SE&PCo | Savannah Electric and Power Company |
| SE-R | Sakhalin Energy Rijswijk |
| SE-RTBT | superlattice-emitter resonant-tunneling bipolar transistor |
| SE/SE | single entry/single exit |
| SE/TA | system engineering technical assistance |
| SE&TD | systems engineering and technical direction |
| SE&TD | system engineering and technical direction |
| SE & TD | systems engineering and technical direction |
| SE-YS | Sakhalin Energy Yuzhno-Sakhalinsk |
| standard error, SE | s.e. (стандартная ошибка kat_j) |
| TEMP SE | temperature sensor |
| U&SE | 1">>U |
| UV-SE | ultraviolet spectroscopic ellipsometry |
| WIN...SE | Windows Second Edition (Microsoft) |
