Science and technology

• Emergency Locator Transmitter, a type of distress beacon used in aircraft
• Extremely Large Telescope
  Extremely Large Telescope
  The European Extremely Large Telescope is a ground-based extremely large telescope featuring an optical/near-infrared telescope of large size and advanced features that is being planned by the European Southern Observatory...
  
  , a type of telescope
• Extract, Load, Transform (ELT), a data manipulation process; in ELT, data is extracted, loaded into the database, and transformed where it sits in the database, prior to use; a different approach to loading data than the commonly known Extract, transform, load
  Extract, transform, load
  Extract, transform and load is a process in database usage and especially in data warehousing that involves:* Extracting data from outside sources* Transforming it to fit operational needs...
  
   (ETL)

Medicine and biology

• Euglobulin lysis time
  Euglobulin lysis time
  The euglobulin lysis time is a test that measures overall fibrinolysis. The test is performed by mixing citrated platelet-poor plasma with acid in a glass test tube. This acidification causes the precipitation of certain clotting factors in a complex called the euglobulin fraction...
  
  , a measure of overall blood clot breakdown
• Endovenous Laser Treatment
  Endovenous laser treatment
  Endovenous laser treatment is a minimally invasive ultrasound-guided technique used for treating varicose veins using laser energy.-Methods:...
  
  , a minimally invasive treatment for varicose veins

Television, film, and music

• Every Little Thing (band), a Japanese J-Pop band
• "ELT", a song by the band Wilco from their 1999 album Summerteeth
  Summerteeth
  Summerteeth is the third studio album by Chicago alternative rock band Wilco. Released through Reprise Records on March 9, 1999, the album was heavily influenced lyrically by twentieth century literature, as well as singer Jeff Tweedy's marital problems. Unlike previous albums, Summerteeth was...
  
  

Other uses

• East London Tabernacle, East London Tabernacle (UK)
• East London Transit
  East London Transit
  East London Transit is a part-segregated bus rapid transit whose first phase opened in 2010, with an additional phase planned to open in 2013. The scheme has been developed by Transport for London due to the existing and anticipated demand for public transport in northeast London caused by the...
  
  , bus rapid transit (UK)
• English Language Teaching, see English language learning and teaching
  English language learning and teaching
  English as a second language , English for speakers of other languages and English as a foreign language all refer to the use or study of English by speakers with different native languages. The precise usage, including the different use of the terms ESL and ESOL in different countries, is...
  
  
• Electronic Lien and Title
  Electronic Lien and Title
  Electronic Lien and Title, also known as ELT, is a program offered by various US States allowing state Department of Motor Vehicles to electronically exchange lien and title information with lienholders in lieu of a paper title.- Standards :...
  
  , a vehicle title
  Vehicle title
  In the United States, the certificate of title for a vehicle is a legal form, establishing a person or business as the legal owner of a vehicle. Vehicle titles in the U.S...
  
   that exists only in electronic form
• Eltek
  Eltek
  Eltek ASA is a global power conversion specialist that develop and market energy systems for telecom, renewable energy, electric vehicles and industrial applications...
  
  ASA (OSE: ELT), a Norwegian based telecom company