An acronym is an abbreviation of the first letters of a phrase or the long name of an organization that forms a word or conveys a message. In electronic communication or online documents, acronyms are used as writing shorthand or a method to communicate humor. Below, you will find an alphabetical listing for hundreds of computer related acronyms. 

[A][B][C][D][E][F][G][H][I][J][K][L][M][N][O][P][Q][R][S][T][U][V][W][XYZ]

[L]

L2TP - Layer 2 Tunneling Protocol
LADDR - LAyered Device Driver aDchitecture
LAN - Local Area Network
LARP - Lotus Address Resolution Protocol
LASER - Light Amplification Stimulated Emission of Radiation
LATEX - Lesslie-Lamport's Advanced TEX
LBA - Logical Block Addressing
LBNL - Lawrence Berkeley National Lab
LCC - Logical Link Control
LCCC - Leadless Ceramic Chip Carrier
LCD - Liquid Crystal Display
LCM - LANDesk Configuration Manager
LDAP - Lightweight Directory Access Protocol
LDP - Linux Documentation Project
LDT - Local Description Table
LDTR - Local Description Table Register
LED - Light Emitting Diode
LEO - Low Earth Orbit
LF - Line Feed
LIFO - Last In-First Out
LiLo - Linux Loader
LIM - Lotus Intel Microsoft standard
LIMDOW - Light Intensity Modulation Direct OverWrite
LIMM - Light Intensity Modulation Method
LIMOS - Laser Intensity MOdulation System
LISP - Lots of Irritating Superfluous Parentheses :-)
LL - Leased Lines
LLC - Logical Link Control
LLP - London Logic Praha
LLTD - Link Layer Topology Discovery
LMA - Light Memory Architecture
LMS - Learning Management System
LP - Long Play
LPAC - Lossless Predictive Audio Compression
LPF - League for Programming Freedom
LPT - Line Printer Terminal
LQ - Letter Quality
LRU - Last Recently Used
LSB - Least Significant Bit
LSI - Large Scale Integration
LSM - Linux Software Map
LTO - Linear Tape-Open
LUA - Limited User Account
LUN - Logical UNit
LUT - Look-Up Table
LVD - Low Voltage Differential
LW - Long Wave