LTR

LTR can mean:

• Lost Time Rate, time lost due to HSE incidents in the workplace
• Load Task Register, a computing instruction
• Logic Trunked Radio, a computer-controlled radio system
• Long terminal repeat, a DNA sequence found in retroviruses and retrotransposons
• Left to right, a group of writing systems
• "Left to Right", a short story by Isaac Asimov
• Letter (paper size)
• London Turkish Radio
• "Laid to Rest", a song by Lamb of God
• Long-term relationship
• Model 700P Light Tactical Rifle, a rifle manufactured by Remington Arms
• Low Temperature Radiator, a secondary automotive component usually used to cool secondary engine components, like Charge Air Coolers or EGR Coolers.