Software Engineering Institute Carnegie Mellon

Acronyms, Abbreviations, and Initialisms

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LADY
a language for distributed systems

LAN
local-area network

LANE
LAN Emulation

LANL
Los Alamos National Laboratory

LAP
link access procedure

LAP-B
Link Access Procedure-Balanced

LAPD
Link Access Procedure-D channel

LAPM
Link Access Procedure for Modems

LAT
local area network terminal

LAT
Local Area Transport

LAU
LAN Access Unit

LAVc
local area VAX cluster

LBA
Logical Block Address

LBTS
Land Based Test Site

LCC
life-cycle cost

LCCBA
Life Cycle Cost Benefits Analysis

LCCE
Life Cycle Cost Estimate

LCD
liquid crystal display

LCF
language control facility

LCM
Life Cycle Management

LCOM
Logistics Composite Model

LCP
Link Control Protocol

LCPS
Life Cycle Process Services

LCSAJ
linear code sequence and jump

LCSEC
Life-Cycle Software Engineering Center

LCSS
life-cycle software support

LCSSE
life-cycle Software Support Environment

LDAP
lightweight directory access protocol

LDBD
Logical Database Design

LDFD
Logical Data Flow Diagram

LDM
Logical Data Model

LDT
Local Descriptor Table

LDW
loss damage waiver

LEAD
Low-cost Encryption/Authentication Device

LEC
LAN Emulation Client

LED
light emitting diode

LEETAC
Law Enforcement Electronic Technology Assistance Committee

LEO
Low Earth Orbit

LES
LAN Emulation Server

LEUWS
Low End UNIX Workstation

LEY
not an acronym; an Air Force HQ Office designation

LF
Low Frequency

LFU
least frequently used

LH
Light Helicopter

LHCD
Logical Hierarchical Connectivity Data

LHX
Light Helicopter Experimental

LIA
Logical Information Architecture

LIFO
last in first out

LIL
Library Interconnection Language

LIM
Lotus, Intel, Microsoft

LIPS
logical inferences per second

LIS
language independent specification

LIS
liability insurance supplement

LISA
Large Installation Systems Administration

LISP
list processing language

LIWA
Land Information Warfare Activity

LKG
Loop Key Generator

LLC
Limited Liability Company

LLC
logical link control

LLCSC
lower-level computer software component

LLNL
Lawrence-Livermore National Laboratory

LLRC
Length-Longitudinal Redundancy Check

LM
Labor Month

LM
language maintenance

LMD
Local Management Device

LME
Layer Management Entry

LMI
Layer Management Interface

LMS
Learning Management System

LMTS
Lockheed Martin Tactical Aircraft Systems

LNPL
lower natural process limit

LOB
line of business

LOC
lines of code

LOCK
Logical Co-Processing Kernel

LOE
level of effort

LOOPS
Lisp Object-Oriented Programming System

LORA
Level of Repair Analysis

LOS
line of sight

LP
linear programming

LPC
Linear Predictive Coding

LPD
Low Probability of Detection

LPI
Low Probability of Intercept

LPM
lines per minute

LR
limited rights

LRC
Longitudinal Redundancy Check

LRG
Logistics Review Group

LRIP
Low Rate Initial Production

LRM
Language Reference Manual

LRU
least recently used

LRU
line-replaceable units

LSA
Lead Standardization Activity

LSA
logistic support analysis

LSAP
Link Layer Service Access Point

LSAR
Logistics Support Analysis Record

LSB
least significant bit

LSB
Lower Side Band

LSE
language-sensitive editor

LSI
large-scale integration

LSI
lead systems integrator

LSO
Land Systems Office

LSS
Logical Source Statements

LTC
Lieutenant Colonel

LTD
live test demonstration

LTE
Link Terminating Equipment

LTOC
lowest total overall cost

LTQ
Leadership Through Quality

LU
logical unit

LVW/OOD
layered virtual machine/object-oriented design

LWP
Light Weight Process



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