Lithuania

• Lithuania
• Lithuanian language

Companies and organisations

• LTU International, German airline
• Looney Tunes
• Alcatel-Lucent, merger of Lucent Technologies and Alcatel - see also Lucent Technologies (old company)
• LIFE TEEN, Roman-Catholic organization for Youth Ministry
• Lorien Trust, a company that runs live roleplaying games
• London Transport

Computing

• AutoCAD LT, a CAD application from Autodesk

Electronics

• Left total, the left channel of the stereo Left total/Right total downmix

Geography

• Provincia di Latina, Italy
• Lake Tahoe

Scientific terms or concepts

• less than
• Lactate threshold a measurement used by athletes to determine the amount of strenuous work capable by their muscles
• Lorentz transformation
• Infectious laryngotracheitis, poultry disease
• lymphotoxin, cytokine

Sports

• Left Tackle, a term used in American & Canadian football
• Lawrence Taylor, retired Hall of Fame American football player
• LaDainian Tomlinson, running back

Vehicles

• Lincoln Mark LT
• LT (car), early Swedish automobile
• LT, or Logistics Trainer, cover name for the F-117 Nighthawk
• Linear Technology
• Volkswagen LT, Light Truck

Other uses

• Liberation Transmission, an album by Welsh group Lostprophets.
• Lieutenant
• Little, as in Lt Bourke St
• Litas
• Lead Time