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The Government of Canada’s terminology and linguistic data bank.
AIRWAYS CLEARANCE [3 records]
Record 1 - internal organization data 2024-08-28
Record 1, English
Record 1, Subject field(s)
- Air Traffic Control
- Aircraft Piloting and Navigation
Record 1, Main entry term, English
- minimum obstacle clearance altitude
1, record 1, English, minimum%20obstacle%20clearance%20altitude
correct, standardized
Record 1, Abbreviations, English
- MOCA 2, record 1, English, MOCA
correct, standardized
Record 1, Synonyms, English
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
The altitude above sea level(ASL) between specified fixes on airways or air routes that meets the IFR [instrument flight rules] obstacle clearance requirements for the route segment in question. 1, record 1, English, - minimum%20obstacle%20clearance%20altitude
Record number: 1, Textual support number: 1 OBS
This altitude is published on aeronautical charts. 1, record 1, English, - minimum%20obstacle%20clearance%20altitude
Record number: 1, Textual support number: 2 OBS
minimum obstacle clearance altitude; MOCA: designations and definition standardized by the Glossary for Pilots and Air Traffic Services Personnel Committee. 3, record 1, English, - minimum%20obstacle%20clearance%20altitude
Record 1, French
Record 1, Domaine(s)
- Circulation et trafic aériens
- Pilotage et navigation aérienne
Record 1, Main entry term, French
- altitude minimale de franchissement d'obstacles
1, record 1, French, altitude%20minimale%20de%20franchissement%20d%27obstacles
correct, feminine noun, standardized
Record 1, Abbreviations, French
- MOCA 2, record 1, French, MOCA
correct, feminine noun, standardized
Record 1, Synonyms, French
Record 1, Textual support, French
Record number: 1, Textual support number: 1 DEF
Altitude au-dessus du niveau de la mer (ASL) entre des repères déterminés sur des voies ou des routes aériennes qui satisfait aux exigences de marge de franchissement d'obstacles IFR [règles de vol aux instruments] pour le segment de route visé. 1, record 1, French, - altitude%20minimale%20de%20franchissement%20d%27obstacles
Record number: 1, Textual support number: 1 OBS
Cette altitude est publiée sur les cartes aéronautiques. 1, record 1, French, - altitude%20minimale%20de%20franchissement%20d%27obstacles
Record number: 1, Textual support number: 2 OBS
altitude minimale de franchissement d'obstacles; MOCA : désignations et définition normalisées par le Comité sur le Glossaire à l'intention des pilotes et du personnel des services de la circulation aérienne. 3, record 1, French, - altitude%20minimale%20de%20franchissement%20d%27obstacles
Record 1, Spanish
Record 1, Textual support, Spanish
Record 2 - internal organization data 2023-03-01
Record 2, English
Record 2, Subject field(s)
- Aircraft Piloting and Navigation
- Air Traffic Control
Record 2, Main entry term, English
- minimum en route altitude
1, record 2, English, minimum%20en%20route%20altitude
standardized
Record 2, Abbreviations, English
- MEA 2, record 2, English, MEA
correct, standardized
Record 2, Synonyms, English
- minimum en-route altitude 3, record 2, English, minimum%20en%2Droute%20altitude
correct, NATO, standardized
- MEA 4, record 2, English, MEA
correct, NATO, standardized
- MEA 4, record 2, English, MEA
- minimum en route IFR altitude 5, record 2, English, minimum%20en%20route%20IFR%20altitude
correct, United States, standardized
- MEA 6, record 2, English, MEA
correct, United States
- MEA 6, record 2, English, MEA
Record 2, Textual support, English
Record number: 2, Textual support number: 1 DEF
The altitude above sea level(ASL) between specified fixes on airways or air routes that assures acceptable navigational signal coverage and that meets the IFR [instrument flight rules] obstacle clearance requirements. 7, record 2, English, - minimum%20en%20route%20altitude
Record number: 2, Textual support number: 1 OBS
[The MEA] is published on aeronautical charts. 7, record 2, English, - minimum%20en%20route%20altitude
Record number: 2, Textual support number: 2 OBS
minimum en route altitude; MEA; minimum en route IFR altitude: designations and definition standardized by the Glossary for Pilots and Air Traffic Services Personnel Committee. 8, record 2, English, - minimum%20en%20route%20altitude
Record 2, Key term(s)
- minimum enroute altitude
- minimum enroute IFR altitude
Record 2, French
Record 2, Domaine(s)
- Pilotage et navigation aérienne
- Circulation et trafic aériens
Record 2, Main entry term, French
- altitude minimale en route
1, record 2, French, altitude%20minimale%20en%20route
correct, feminine noun, NATO, standardized, officially approved
Record 2, Abbreviations, French
- MEA 2, record 2, French, MEA
correct, feminine noun, NATO, standardized, officially approved
Record 2, Synonyms, French
Record 2, Textual support, French
Record number: 2, Textual support number: 1 DEF
Altitude au dessus du niveau de la mer (ASL) spécifiée entre deux repères sur une voie ou une route aérienne. 3, record 2, French, - altitude%20minimale%20en%20route
Record number: 2, Textual support number: 1 OBS
[La MEA] assure la réception d'un signal de navigation convenable et répond aux exigences IFR [règles de vol aux instruments] de franchissement d'obstacles. 3, record 2, French, - altitude%20minimale%20en%20route
Record number: 2, Textual support number: 2 OBS
altitude IFR minimale en route; altitude minimale en route; MEA : désignations uniformisées par le Comité d'uniformisation de la terminologie aéronautique (CUTA) - Opérations aériennes. 4, record 2, French, - altitude%20minimale%20en%20route
Record number: 2, Textual support number: 3 OBS
altitude minimale en route; MEA : désignations normalisées par le Comité sur le Glossaire à l'intention des pilotes et du personnel des services de la circulation aérienne; désignations normalisées par l'OTAN. 5, record 2, French, - altitude%20minimale%20en%20route
Record 2, Spanish
Record 2, Campo(s) temático(s)
- Pilotaje y navegación aérea
- Control de tránsito aéreo
Record 2, Main entry term, Spanish
- altitud mínima en ruta
1, record 2, Spanish, altitud%20m%C3%ADnima%20en%20ruta
correct, feminine noun
Record 2, Abbreviations, Spanish
Record 2, Synonyms, Spanish
Record 2, Textual support, Spanish
Record number: 2, Textual support number: 1 DEF
Altitud para un tramo en ruta que permite la recepción apropiada de las instalaciones y servicios de navegación aérea y las comunicaciones ATS [servicio de tránsito aéreo] pertinentes, cumple con la estructura del espacio aéreo y permite conservar el margen de franqueamiento de obstáculos requerido. 1, record 2, Spanish, - altitud%20m%C3%ADnima%20en%20ruta
Record 3 - internal organization data 2013-10-31
Record 3, English
Record 3, Subject field(s)
- Air Traffic Control
Record 3, Main entry term, English
- IFR clearance
1, record 3, English, IFR%20clearance
correct
Record 3, Abbreviations, English
Record 3, Synonyms, English
- airways clearance 2, record 3, English, airways%20clearance
Record 3, Textual support, English
Record number: 3, Textual support number: 1 OBS
IFR: instrument flight rules. 3, record 3, English, - IFR%20clearance
Record 3, French
Record 3, Domaine(s)
- Circulation et trafic aériens
Record 3, Main entry term, French
- autorisation IFR
1, record 3, French, autorisation%20IFR
correct, feminine noun, officially approved
Record 3, Abbreviations, French
Record 3, Synonyms, French
Record 3, Textual support, French
Record number: 3, Textual support number: 1 OBS
autorisation IFR : terme uniformisé par le Comité d’uniformisation de la terminologie aéronautique (CUTA) – Opérations aériennes. 2, record 3, French, - autorisation%20IFR
Record number: 3, Textual support number: 2 OBS
IFR : règles de vol aux instruments. 2, record 3, French, - autorisation%20IFR
Record 3, Spanish
Record 3, Textual support, Spanish
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