62 SEF definitions

Space Experiment Facility 
Senior Executive Fellows 
Severely Errored Frame 
Safe Enrichment Factor 
Severely Errored Framing 
Strike Eagle Forum 
Support Entity Function 
sealift enhancement feature 
Sealift Enhancement Features 
Secure Explicit Forwarding 
Service Exchange Framework 
Software Engineering Facility 
Source Explicit Forwarding 
Space Environmental Facility 
Spacecraft Event File 
spectral edge frequency 
staphylococcal enterotoxin F 
suction effusion fluid 
Sustaining Engineering Facility 
Aero Servicios Ejecutivas Del Pacifico 
IATA code for Sebring Regional Airport… 
SAA3 enhancer factor 
salivary excretion fraction 
Scanning Electron Fractograph 
Sclerosing epithelioid fibrosarcoma 
Search Engine Friendly 
Secondary Emission Factor 
Security Enforcing Function 
Self Evaluation Form 
Separated Employee File