Sehore - India - Seismograph station code, US Geological Survey (SEIS)
Sena - Language code (ETLW)
Sena - GeoNet three-character language code (GEON)
Seriously Emotionally Handicapped - Psychology (DHP)
Shin-Etsu Chemical Company Ltd (EFIS)
Short-Elliott-Hendrickson, Inc. (EFIS)
Shuttle Electronic Hardware - NASA
Single-Engined Helicopter (MCD)
Single Engine Helicopter (SAUS)
Societe Europeenne d'Hematologie
Solar Equivalent Hours
Spartech Corp. - NYSE symbol (SAG)
Spinal Epidural Hematoma - Medicine (MELL)
Standard Electric Hellas (SAUS)
Standard Electrik Hellas (NITA)
Star/Earth Horizon Sightings
Strobel, E. H., Saint Louis MO - STAC
Structured Exception Handling (SAUS)
Subependymal Hemorrhage - Medicine
Waglisla Air, Inc. - Canada - ICAO designator (FAAC)