U.S. DEPARTMENT OF TRANSPORTATION
FEDERAL AVIATION ADMINISTRATION
Air Traffic Organization Policy

ORDER
JO 7340.2E
Effective Date:
July 24, 2014
 
     

Subject:  Contractions

[Back to Section 1. Decode]

L

Contraction

Definition

Usage

L

Left

ICAO

L

Locator

ICAO

L

Logistics

GEN

L/MF

low/medium frequency

GEN

LA

low approach

ATC

LAA

local airport advisory

GEN

LAADR

low altitude arrival/departure routing

ATC

LAAS

Local Area Augmentation System

ATC

LAB

laboratory

GEN

LABRDR

labrador

NWS

LABS

leased Service A/B system

ATC

LABS

low altitude bombing system

GEN

LADP

local airport deicing plan

ATC

LAM

logical acknowledgement

ICAO

LAN

inland

ICAO

LARCT

last radio contact

ATC

LAT

latitude

GEN

LAWRS

Limited Aviation Weather Reporting Station

GEN

LB

left base

ATC

LB

pounds (weight)

GEN

LC

local control

GEN

LCA

locally

ICAO

LCL

local or locally

GEN

LCT

locate

GEN

LCTMP

little change in temperature

NWS

LD

long distance

GEN

LDA

landing distance available

ICAO

LDA

localizer type directional aid

ATC

LDG

landing

ICAO

LDI

landing direction indicator

ICAO

LDIN

lead in lighting system

GEN

LEN

length

ICAO

LETFO

letter follows

GEN

LF

low frequency

GEN

LFC

laminar flow control

GEN

LFNT

low frequency intersection

GEN

LFR

low frequency radio range

GEN

LFT

lift

NWS

LGRNG

long range

NWS

LGT

light

GEN

LGTD

lighted

ICAO

LGWV

long wave

GEN

LICOF

land lines communications facilities

GEN

LIFR

low IFR (weather reports only)

NWS

LIH

light intensity high

ICAO

LIL

light intensity low

ICAO

LIM

light intensity medium

ICAO

LIN

linearity

GEN

LIRL

low intensity runway edge lights

GEN

LK

lake

NWS

LKLY

likely

GEN

LKTYP

like type

ATC

LL

landline

GEN

LLWAS

low level wind shear alert system

GEN

LLWS

low level wind shear

GEN

LLZ

localizer

ICAO

LM

locator middle

ICAO

LMM

compass locator at ILS middle marker

GEN

LMT

limit

GEN

LMT

Local Mean Time

ICAO

LN

line

GEN

LNAV

lateral navigation (from TERPS­A1)

GEN

LND

Land

GEN

LNDG

landing

GEN

LO

liaison officer

GEN

LO

outer locator

ICAO

LOA

letter of agreement

GEN

LOC

localizer

ICAO

LOCOR

local coordinator

GEN

LODISNAV

long distance navigation

GEN

LOEAT

lowest temperature equaled for all time

NWS

LOEFM

lowest temperature equaled for the month

NWS

LOESE

lowest temperature equaled so early

NWS

LOESL

lowest temperature equaled so late

NWS

LOM

compass locator at ILS outer marker

GEN

LONG

longitude

GEN

LONGL

longitudinal

GEN

LOP

line of position

GEN

LORAC

long range accuracy

GEN

LORAN

long range air navigation system

GEN

LOTMP

lowest temperature

NWS

LOXAT

lowest temperature exceeded for all time

NWS

LOXFM

lowest temperature exceeded for the month

NWS

LOXSE

lowest temperature exceeded so early

NWS

LOXSL

lowest temperature exceeded so late

NWS

LP

left traffic pattern

ATC

LP

linear polarization

ATC

LP

liquid propane

GEN

LP

localizer performance without vertical guidance

GEN

LPV

localizer performance with vertical guidance

ICAO

LR

The last message received by me was ….

ICAO

LRA

landing rights airport

GEN

LRCOM

long range VHF/UHF communications

GEN

LRG

large

GEN

LRG

long range

GEN

LRS

lake reporting service

GEN

LS

left side

ATC

LS

The last message sent by me was …or last message was …

ICAO

LSQ

line squall

ICAO

LSR

loose snow on runway

NWS

LST

Local Standard Time

GEN

LT

turn left after take­off

ATC

LTAV

light and variable

GEN

LTD

limited

ICAO

LTF

local training flight

ATC

LTFC

landing traffic

ATC

LTGCA

lightning cloud­to­air

NWS

LTGCC

lightning cloud­to­cloud

NWS

LTGCCCG

lightning cloud­to­cloud, cloud to ground

NWS

LTGCG

lightning cloud­to­ground

NWS

LTGCW

lightning cloud­to­water

NWS

LTGIC

lightning in clouds

NWS

LTL

little

GEN

LTLCG

little change

NWS

LTNG

lightning

NWS

LTR

later

GEN

LTR

letter

GEN

LTT

landline teletypewriter

ICAO

LTTR

latter

GEN

LV

leaving

GEN

LV

light and variable

ICAO

LVE

leave or leaving

ICAO

LVG

leaving

ATC

LVL

level

ATC

LVO low visibility operations GEN

LVLOF

level off

ATC

LWR

lower

GEN

LX

low index

NWS

LYR

layer or layered or layers

NWS

 

 
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