ELT

• English language teaching
• Expanded learning time, an American education strategy
• Kolb's experiential learning theory

• Ending lamination theorem
• Extremely large telescope, a type of telescope
• Extremely Large Telescope, an astronomical observatory under construction in Chile
• Effective lifetime temperature, used in rehydroxylation dating

• Endovenous laser treatment
• Euglobulin lysis time
• Excimer laser trabeculostomy

• Every Little Thing (band), a Japanese J-Pop band
• "ELT", a song by the band Wilco from their 1999 album Summerteeth

• Emergency locator transmitter
• Extract, load, transform, a data processing concept
• End-of-life tyre

• East London Transit, a British public transport system
• El Tor Airport, in Egypt
• Elizabethtown station, Pennsylvania
• Eltham railway station, Melbourne

• Electrical lighting technician, a stage-lighting technician
• Electronic lien and title
• Elt Drenth (1949–1998), Dutch swimmer
• Evolutionary leadership theory
• Executive Leadership Team

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