Fr: radar primaire de surveillance
prior permission required An expression used to indicate that permission from the appropriate authority must be obtained before certain aeronautical activities can be carried out.
. abbreviation: PPR
Fr: autorisation préalable requise
private advisory station Private facilities established at controlled aerodromes for use in connection with company business such as the servicing of aircraft, availability of fuel, lodging, etc. The use of private advisory services at controlled aerodromes shall not include information relating to ATC, weather reports, the condition of landing strips, or any other communication normally provided by ATC units.
. abbreviation: PAS
Fr: station de service consultatif privé
procedure turn A manoeuvre in which a turn is made away from a designated track and followed by a turn in the opposite direction to permit the aircraft to intercept and proceed along the reciprocal of the designated track.
. abbreviation: PT
Fr: virage conventionnel
procedure turn inbound The point of a procedure turn manoeuvre where course reversal has been completed and an aircraft is established inbound on the intermediate approach or final approach course. A report of “procedure turn inbound” is normally used by ATC as a position report for separation purposes. Fr: virage conventionnel en rapprochement
progress report Other expression for: position report
progressive taxi Precise taxi instructions given to a pilot unfamiliar with the aerodrome or issued in stages as the aircraft proceeds along the taxi route. Fr: circulation au sol progressive
prohibited area ICAO: An airspace of defined dimensions, above the land areas or territorial waters of a State, within which the flight of aircraft is prohibited. Fr: zone interdite
PSR Abbreviation for: primary surveillance radar Fr: PSR
PT Abbreviation for: procedure turn Fr: PT
PTN ICAO: Abbreviation for: procedure turn Fr: PTN
“Pull up and go around” An instruction given to the pilot by ATC when, in the controller’s judgment, the aircraft landing procedure cannot safely be continued to touchdown. Fr: . Remontez et faites un circuit .
push-back
An expression used to indicate the rearward movement of an aircraft under tow.
. see also: taxi and power-back
Fr: refoulement
Q

QUAD Abbreviation for: quadrant Fr: QUAD
quadrant
Part of a circle, centred on a NAVAID or a specified point.
. abbreviation: QUAD
Fr: quadrant
quick-donning mask An oxygen mask that can be secured on the face of the wearer with one hand within 5 s and that provides an immediate supply of oxygen. Fr: masque à mise rapide
R

R Abbreviation for: radial Fr: R
RA
(1) Abbreviation for: radio altimeter
Fr: RA
(2) Abbreviation for: resolution advisory