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

ORDER
JO 7340.2D
Effective Date:
May 2, 2013
 
     

Subject:  Contractions
       Includes: Change 1 effective 8/22/13 and Change 2 effective 12/12/13    
 

[Back to Section 1. Decode]

P

Contraction

Definition

Usage

P

in RVR indicates visibility greater than highest reportable sensor value (e.g. P600FT)

METAR

P

Pacific Standard Time (time group only)

NWS

P

polar (air mass)

NWS

P

prohibited area

ICAO

P/CG

pilot controller glossary

GEN

P6SM

visibility greater than 6 SM (TAF only)

METAR

PA

precision approach

GEN

PA

pressure altitude

GEN

PAC

Pacific

NWS

PACF

parent FSS assumes control of part­time FSS

GEN

PADRA

pass to air defense radar

ATC

PAEW

personnel and equipment working

GEN

PAJA

parachute jumping activities

GEN

PALS

precision approach lighting system

ICAO

PALT

present altitude

ATC

PANS

procedures for air navigation services

ICAO

PAPI

precision approach path indicator

ICAO  

PAR

precision approach radar

ICAO

PARA

paragraph

GEN

PAREN

parenthesis

GEN

PARL

parallel

ICAO

PARROT

Transponder

GEN

PARROT

Position adjustable range reference orientation transponder

ATC

PAT

pattern

GEN

PATC

Precision approach terrain chart

ICAO

PATWAS

pilots automatic telephone weather answering service

GEN

PAU

present address unknown

GEN

PAX

passenger

ICAO

PBCT

proposed boundary crossing time

GEN

PBL

probable

NWS

PBS

public buildings service

GEN

PCA

positive control area

GEN

PCD

proceed

ICAO

PCK

pilot check

ATC

PCL

pilot controlled lighting

GEN

PCL

Pilot controlled lighting

ICAO

PCN

pavement classification number

ICAO

PCPN

precipitation

NWS

PCS

permanent change of station

GEN

PD

period

GEN

PDAR

preferential arrival/departure route (Stage A)

GEN

PDC

Pre­departure clearance

ICAO

PDDC

proceed directly on course

ATC

PDMT

predominant

NWS

PDMT

predominate

NWS

PDOP

Position Dilution of Precision

ATC

PDR

preferential departure route (Stage A)

GEN

PDW

priority delayed weather

NWS

PEN

peninsula

NWS

PENT

penetrate or penetration

ATC

PER

performance

ICAO

PERCOM

peripheral communications

GEN

PERF

perforator

GEN

PERM

permanent

ICAO

PFSV

pilot to forecaster service

GEN

PGTSND

Puget Sound

NWS

PHYS

physical

GEN

PIB

Pre­flight information bulletin

ICAO

PIBAL

pilot balloon observation

NWS

PIC

pilot in command

GEN

PIR

precision instrument runway

GEN

PIREP

pilot weather report

GEN

PIRFC

pilot requests forecast

GEN

PISE

no pilot balloon observation due to unfavorable sea conditions

NWS

PISO

no pilot balloon observation due to snow

NWS

PIT

pilot instructor training

GEN

PIWI

no pilot balloon observation due to high, or gusty, surface wind

NWS

PJE

parachute jumping exercise

ICAO

PK WND

peak wind (weather reports only)

NWS

PL

ice pellets

METAR

PLA

practice low approach

ICAO  

PLASI

pulsating visual approach slope indicators

ATC

PLAT

present latitude

ATC

PLF

private line telephone

GEN

PLN

flight plan

ICAO

PLOB

place of birth

GEN

PLONG

present longitude

ATC

PLS

please

GEN

PLT

private line teletypewriter

GEN

PLVL

present level

ICAO

PLW

plow (snow)

NWS

PM

post meridiem

GEN

PMSN

permission

GEN

PMT

permit

GEN

PN

prior notice required

ICAO

PNHDL

panhandle

NWS

PNR

point of no return

ATC

PO

dust devils

METAR

PO

post office

GEN

PO

purchase order

GEN

POA

privately owned aircraft

GEN

POB

persons on board

ICAO

POC

proceed or proceeding on course

ATC

POS

positive

GEN

POSS

possible

ICAO

POV

privately owned vehicle

GEN

PP

pay period (number)

GEN

PPI

plan position indicator

ICAO

PPINA

radar weather report not available (or omitted for a reason different than those otherwise stated)

NWS

PPINE

radar weather report no echoes observed

NWS

PPINO

radar weather report equipment inoperative due to breakdown

NWS

PPIOK

radar weather report equipment operation resumed

NWS

PPIOM

radar weather report equipment inoperative due to maintenance

NWS

PPR

prior permission required

ICAO

PPS

propose

GEN

PPSN

present position

ATC

PR

partial

METAR

PR

photo reconnaissance

GEN

PRBL

probable

GEN

PRBLTY

probability

NWS

PRBO

position relief briefing observed

ATC

PRCF

parent FSS returns control of part­time FSS

GEN

PRCHT

parachute

GEN

PRCTN

precaution

GEN

PRECD

precede

GEN

PREF

preferred

ATC

PRES

pressure

GEN

PRESFR

pressure falling rapidly

NWS

PRESRR

pressure rising rapidly

NWS

PREV

previous

GEN

PRFG

fog partial

METAR

PRI

primary

ICAO

PRIM

primary

GEN

PRIN

principal

GEN

PRIND

present indications are

GEN

PRIRA

primary radar

GEN

PRJMP

pressure jump (weather reports only)

NWS

PRKG

parking

ICAO

PRN

pseudo random noise

GEN

PROB

probability

ICAO

PROB30

slight chance

METAR

PROB40

probability 40 percent

METAR

PROC

procedure

GEN

PROCD

proceed

GEN

PROG

prognosis or prognostic

NWS

PROG

progress

GEN

PROP

propeller

GEN

PROPA

propagation

GEN

PROSIG

procedure signal

GEN

PROV

provisional

ICAO

PRP

prepare

GEN

PRSNT

present

NWS

PRST

persist

GEN

PRVD

provide

GEN

PS

passenger service

GEN

PS

plus

NWS

PSBL

possible

GEN

PSBT

pilot self­briefing terminal

GEN

PSG

passage

NWS

PSG

passing

NWS

PSGR

passenger

GEN

PSN

position

GEN

PSNAL

personal

GEN

PSNL

personnel

GEN

PSNRP

position report

ATC

PSP

pierced steel planking

ICAO

PSR

packed snow on runway

NWS

PSR

Primary surveillance radar

ICAO

PSRI

position subject to return of incumbent

GEN

PSRS

position subject to rotating shifts

GEN

PST

Pacific Standard Time

GEN

PT

procedure turn

GEN

PTC

plan to clear

ATC

PTC

positive target control

ATC

PTCHY

patchy

NWS

PTCP

participate

GEN

PTLY

partly

NWS

PTN

portion

GEN

PTN

procedure turn

ICAO

PTP

point­to­point

ATC

PTR

printer

GEN

PTS

polar track structure

ICAO

PUB

public

GEN

PUBL

publish

GEN

PUP

pickup

GEN

PVA

positive vorticity advection

NWS

PVASI

pulsating/steady visual approach slope indicator

GEN

PVL

prevail

GEN

PVLT

prevalent

GEN

PVT

private

GEN

PWB

pilot weather briefing

GEN

PWI

proximity warning indicator

ATC

PWINO

precipitation identifier information not available (weather reports only)

NWS

PWR

power

GEN

PWRNO

power failure

GEN

PWROK

power restored

GEN

PY

spray

METAR

 

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