ELT
- East London Transit
- El Tor Airport
- Electrical lighting technician
- Electronic lien and title
- Elizabethtown station
- Elt Drenth
- Eltham railway station, Melbourne
- Emergency locator transmitter
- Ending lamination theorem
- Endovenous laser treatment
- English language teaching
- Euglobulin lysis time
- Every Little Thing (band)
- Evolutionary leadership theory
- Excimer laser trabeculostomy
- Expanded learning time
- Extract, load, transform
- Extremely Large Telescope
- Extremely large telescope
- Kolb's experiential learning
- Summerteeth