L1 Lagrange Point #1 35,000 Miles above moon (Espacial)
L2 Lagrange Point #2 40,000 Miles behind moon (Espacial)
L3 Lagrange Point #3 (?? 35,000 Miles below moon) (Espacial)
L4 Lagrange Point #4 240,000 mile Earth orbit (Espacial)
L5 Lagrange Point #5 240,000 mile Earth orbit (Espacial)
LA Los Angeles
LA Louisiana
LA Low Altitude
LADAR LAser Detection And Ranging
LAM Master of Liberal Arts
LAMA Local Automatic Message Accounting (Telefonia)
LAN Local Apparent Noon
LAN Local Area Network
LANL Los Alamos National Laboratory (Espacial)
LANL Los Alamos (NM) National Laboratory
LAPB Link Access Procedure (balanceado)
LAPD Link Access Procedure (??)
LAPD Los Angeles (CA, US) Police Department
LAR Local Acquisition Radar
LaRC Langley Research Center (NASA) (Espacial)
LASER Light Amplification by Stimulated Emission of Radiation
LAT Local Apparent Time
LATA Local Access and Transport Area (Telefonia)
LAX Los Angeles International Airport
LB Light Bomber
LB pound (LiBra)
LBHS Long Beach High School
LBL Lawrence Berkeley (Calif.) Labs
LBS Pounds
LC inductor-Capacitor circuit (como em filtros, L é símbolo de indutância)
LCD Liquid Crystal Display
LCD Lowest Common Denominator
LCDR Lieutenant Commander
LCL Less than Carload Lot (Rede ferroviária)
LCL Lunar Cargo Lander [NASA OEXP]
LCM Least Common Multiple
LCM Life Cycle Management
LCS Laboratory for Computer Science (do MIT)
LCT Landing Craft Tanks
LD Long Distance (Telefonia)
LDC Long Distance Carrier (Telefonia)
LDEF Long Duration Exposure Facility [Espaço, NASA]
LDF Large Deployable Reflector (Espacial)
LDL Low Density Lipoprotein
LDX Long Distance eXtender (Telefonia)
LEAP Low-power Enhanced At Portable
LEC Local Exchange Carrier (Telefonia)
LED Light Emitting Diode
LEM Lunar Excursion Module (a.k.a. LM) (nave espacial Apollo) (Espacial)
LEO Low Earth Orbit (Espacial)
LEP Large Electron-Positron collider [CERN]
LeRC Lewis Research Center (NASA) (Espacial)
LEST Large Earth-based Solar Telescope (Espacial)
LF Low Frequency (30-300KHz)
LFSA List of Frequently Seen Acronyms (!) (Espacial)
LGA Low Gain Antenna (Espacial)
LGM Little Green Men (Espacial)
LH Left Hand
LH Liquid Hydrogen (also LH2 or LHX) (Espacial)
LH Lower Half
LH Luteinizing Hormone (memo que ISCH)
LHC Large Hadron Collider [CERN]
LHD Litterarum Humaniorum Doctor (doutor em cartas humanas)
LHS Left Hand Side
LI Long Island
LIFIA Laboratoire d'Informatique Fondamentale et d'Intelligence Artificielle
LIFO Last In First Out (veja também FIFO)
LINC Laboratory INstrument Computer
LISA Large Installation Systems Administration (USENIX especifico?)
LISP LISt Processing Language
LIU Line Interface Unit
LL Late Latin
LL Long Lines (Telefonia)
LLB Legum Baccalaureus (às vezes solteiro na lei)
LLD Legum doctor (doutor em leis)
LLN Line Link Network (Telefonia)
LLNL Lawrence Livermore National Laboratories
LLO Low Lunar Orbit (Espacial)
LLOX Lunar Liquid Oxygen (Espacial)
LLP Line Link Pulsing (Telefonia)
LM Life Master (Contract Bridge ranking)
LM Lunar Module (a.k.a. LEM) (nave espacial Apollo) (Espacial)
LMC Large Magellanic Cloud (veja também SMC)
LMC Large Magellanic Cloud (Espacial)
LMOS Line Maintenance Operations System [Telefonia, AT&T]
LN2 Liquid N2 (Nitrogen) (Espacial)
LNG Liquified Natural Gas
LOA Lands of Adventure
LOFT Launch Operations Flight Test (Espacial)
LOOPS Lisp Object Oriented Programming System
LOP Lines Of Position
LOSF Lunar Orbit Staging Facility (Espacial)
LOTS Low Overhead Timesharing System
LOX Liquid Oxygen
LOX Liquid OXygen (Espacial)
LP Long Play(ing) (gravação)
LP Low Pressure
LPC Linear Predictive Coding (linguagem de processamento)
LPDA Link Problem Determination Aid
LPF League for Programming Freedom
LPG Liquefied Petroleum Gas
LPG Low Pressure Gas
LPL Lunar Personnel Lander [NASA OEXP]
LPN Licensed Practical Nurse
LPP Licensed Program Products
LPR Line PrinteR
LPT Lunar Propellant Tanker [NASA OEXP]
LPV Lunar Piloted Vehicle [NASA OEXP]
LRB Liquid Rocket Booster (Espacial)
LRBM Long Range Ballistic Missile
LRC Longitudinal Redundancy Character
LRU Least Recently Used
LRU Line Replaceable Unit
LRV Light Rail Vehicle (Rede ferroviária)
LS Left Side
LS Letter Signed
LS Locus Sigilli (place of seal)
LSAP Logical(?, maybe Link) Service Access Point [OSI, Networking]
LSB Least Significant Bit; Least Significant Byte
LSB Lower Side Band
LSC Lecture Series Committee (do MIT)
LSC LightSpeed C
LSD Least Significant Digit
LSD LySergic acid Diethylamide
LSD pounds (Libra), shillings (Sestertii), and (old) pence (Denarii)
LSI Large Scale Integration
LSP LightSpeed Pascal
LSR Local Standard of Rest (Espacial)
LSS Life Support System
LSS Loop Switching System
LSSD Level-Sensitive Scan Detection
LT Long Ton
LT Low Tension
LTC Lieutenant Colonel
LTJG Lieutenant Junior Grade
LTL Less than Truckload Lot
LTP Lunar Transient Phenomenon (Espacial)
LUG Local Users Group
LUT Look-Up Table
LWM Low-Water Mark
LWT London Weekend Television (nome de companhia)
LZ Landing Zone
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