Science and technology

• Lunar Transient Phenomena, a short-lived change in appearance of Earth's moon
• Long-tailed pair, a differential pair amplifier
• Lightweight Telephony Protocol
  Lightweight Telephony Protocol
  The Lightweight Telephony Protocol is an application-layer control NAT friendly, lightweight signaling protocol for creating, modifying and terminating RTP sessions with one or more participants. These sessions include TCP/IP based telephone calls, multimedia conferences, push to talk, etc...
  
  , a signaling protocol
• Licklider Transmission Protocol
  Licklider Transmission Protocol
  Licklider Transmission Protocol is a point to point protocol for the use in deep space links.-Design:LTP is designed to run directly on a data link layer , but it can also run on the User Datagram Protocol , e.g. if used in a sensor network, in a private network , and for software debug purposes...
  
  , a communication protocol for use in deep space links
• Long Term Prediction
  Long Term Prediction
  In GSM, a RPE-LTP scheme is employed in order to reduce the amount of data sent between the mobile station and base transceiver station....
  
  , a method of sound compression and quantization in mobile communications
• Local Tangent Plane, a geographical coordinate system commonly used in aviation

Medicine and biology

• Lateral tibial plateau
  Tibia
  The tibia , shinbone, or shankbone is the larger and stronger of the two bones in the leg below the knee in vertebrates , and connects the knee with the ankle bones....
  
  , part of a leg bone
• Lipid transfer proteins
  Lipid transfer proteins
  Plant lipid transfer proteins, also known as plant LTPs or PLTPs, are a group of highly-conserved proteins of about 9kDa found in higher plant tissues. As its name implies, lipid transfer proteins are responsible for the shuttling of phospholipids and other fatty acid groups between cell membranes...
  
  , proteins found in plant tissues
• Long-term potentiation
  Long-term potentiation
  In neuroscience, long-term potentiation is a long-lasting enhancement in signal transmission between two neurons that results from stimulating them synchronously. It is one of several phenomena underlying synaptic plasticity, the ability of chemical synapses to change their strength...
  
   (neurophysiology), a long-lasting enhancement in signal transmission between neurons

Computers

• Linux Test Project
  Linux Test Project
  The Linux Test Project is a body of regression tests designed to confirm the behavior of a build of the Linux kernel. According to the the project was started by SGI and is now maintained by IBM. Source code is available at http://ltp.cvs.sourceforge.net/ltp/ltp/.In Simple English terms, The...
  
  , a body of regression tests
• Longhorn Transformation Pack, old name of Vista Transformation Pack
  Vista Transformation Pack
  Vista Transformation Pack is a third-party compilation of programs created to simulate the Windows Vista graphical user interface on Windows XP and Windows Server 2003....
  
  

Other uses

• Leaning Tower of Pisa
  Leaning Tower of Pisa
  The Leaning Tower of Pisa or simply the Tower of Pisa is the campanile, or freestanding bell tower, of the cathedral of the Italian city of Pisa...
  
  , a tower in the Italian city of Pisa
• Local Transport Plan
  Local Transport Plan
  Local transport plans, divided into full local transport plans and local implementation plans for transport are an important part of transport planning in England...
  
  , part of transport planning in England
• Lullabies to Paralyze
  Lullabies to Paralyze
  Lullabies to Paralyze is the fourth studio album by hard rock band Queens of the Stone Age, released on March 21, 2005. The album debuted at #5 on the Billboard 200, and sold 97,000 copies in America during its first week of release, eventually topping over 342,000 copies as of March, 2007...
  
  , an album by American hard rock band Queens of the Stone Age
  Queens of the Stone Age
  Queens of the Stone Age is an American rock band from Palm Desert, California, United States, formed in 1997. The band's line-up has always included founding member Josh Homme , with the current line-up including longtime members Troy Van Leeuwen and Joey Castillo , alongside Michael Shuman and...
  
  
• Lamentamos Temos Pena, expression used in Portugal when something is not appening