TERMIUM Plus®
The Government of Canada’s terminology and linguistic data bank.
RADIO BEARING STATION [4 records]
Record 1 - internal organization data 2021-02-26
Record 1, English
Record 1, Subject field(s)
- Radar, Radio Guidance and Goniometry
- Navigation Instruments
- Air Navigation Aids
Record 1, Main entry term, English
- non-directional beacon
1, record 1, English, non%2Ddirectional%20beacon
correct, standardized
Record 1, Abbreviations, English
- NDB 2, record 1, English, NDB
correct, standardized
Record 1, Synonyms, English
- non-directional radio beacon 3, record 1, English, non%2Ddirectional%20radio%20beacon
correct, officially approved
- NDB 4, record 1, English, NDB
correct, officially approved
- NDB 4, record 1, English, NDB
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
An LF [low frequency]/MF [medium frequency] or UHF [ultra high frequency] radio beacon transmitting non-directional signals whereby the pilot of an aircraft equipped with direction-finding equipment can determine his or her bearing to or from the radio beacon and "home" on or track to or from the station. 5, record 1, English, - non%2Ddirectional%20beacon
Record number: 1, Textual support number: 1 OBS
When the radio beacon is installed in conjunction with the instrument landing system (ILS) marker, it is normally called a "marker beacon." 5, record 1, English, - non%2Ddirectional%20beacon
Record number: 1, Textual support number: 2 OBS
non-directional radio beacon; NDB: designations officially approved by the International Civil Aviation Organization (ICAO). 6, record 1, English, - non%2Ddirectional%20beacon
Record number: 1, Textual support number: 3 OBS
non-directional beacon; NDB: designations and definition standardized by the Glossary for Pilots and Air Traffic Services Personnel Committee; designations standardized by NATO. 6, record 1, English, - non%2Ddirectional%20beacon
Record 1, French
Record 1, Domaine(s)
- Radar, radioguidage et radiogoniométrie
- Instruments de navigation
- Aides à la navigation aérienne
Record 1, Main entry term, French
- radiophare non directionnel
1, record 1, French, radiophare%20non%20directionnel
correct, masculine noun, standardized, officially approved
Record 1, Abbreviations, French
- NDB 2, record 1, French, NDB
correct, masculine noun, standardized, officially approved
Record 1, Synonyms, French
- balise non directionnelle 3, record 1, French, balise%20non%20directionnelle
correct, feminine noun, NATO, standardized
Record 1, Textual support, French
Record number: 1, Textual support number: 1 DEF
Radiophare LF [basse fréquence]/MF [fréquence obligatoire] ou UHF [ultra-haute fréquence] qui transmet des signaux non directionnels grâce auxquels le pilote d'un aéronef muni d'équipement radiogoniométrique obtient le relèvement du radiophare et peut déterminer son cap en rapprochement ou en éloignement. 4, record 1, French, - radiophare%20non%20directionnel
Record number: 1, Textual support number: 1 OBS
Lorsque ce radiophare est installé avec le radiophare d'un système d'atterrissage aux instruments (ILS [instrument landing system]), il est connu sous le nom de «radioborne». 4, record 1, French, - radiophare%20non%20directionnel
Record number: 1, Textual support number: 2 OBS
radiophare non directionnel; NDB : désignations et définition normalisées par le Comité sur le Glossaire à l'intention des pilotes et du personnel des services de la circulation aérienne; désignations uniformisées par l'Organisation de l'aviation civile internationale (OACI) et par le Comité d'uniformisation de la terminologie aéronautique (CUTA) - Opérations aériennes. 5, record 1, French, - radiophare%20non%20directionnel
Record number: 1, Textual support number: 3 OBS
balise non directionnelle : désignation normalisée par l'OTAN. 5, record 1, French, - radiophare%20non%20directionnel
Record 1, Spanish
Record 1, Campo(s) temático(s)
- Guía radárica, radioguía y radiogoniometría
- Instrumentos de navegación
- Ayuda para la navegación aérea
Record 1, Main entry term, Spanish
- radiofaro no direccional
1, record 1, Spanish, radiofaro%20no%20direccional
correct, masculine noun, officially approved
Record 1, Abbreviations, Spanish
- NDB 2, record 1, Spanish, NDB
correct, masculine noun, officially approved
Record 1, Synonyms, Spanish
Record 1, Textual support, Spanish
Record number: 1, Textual support number: 1 OBS
radiofaro no direccional; NDB: término y abreviatura aceptados oficialmente por la Organización de Aviación Civil Internacional (OACI). 3, record 1, Spanish, - radiofaro%20no%20direccional
Record 2 - internal organization data 2007-12-06
Record 2, English
Record 2, Subject field(s)
- Meteorology
- Telecommunications Transmission
Record 2, Main entry term, English
- subject to atmospheric disturbances
1, record 2, English, subject%20to%20atmospheric%20disturbances
correct
Record 2, Abbreviations, English
Record 2, Synonyms, English
- subject to atmospheric disturbance 2, record 2, English, subject%20to%20atmospheric%20disturbance
Record 2, Textual support, English
Record number: 2, Textual support number: 1 CONT
Since the NDB is a low frequency, amplitude modulated radio station; it is subject to atmospheric disturbances that effect range and bearing accuracy. These can be lightning, precipitation static and sunspot activity. 3, record 2, English, - subject%20to%20atmospheric%20disturbances
Record number: 2, Textual support number: 2 CONT
Radio is also subject to atmospheric disturbances. It produces static, and its signals tend to fade. 4, record 2, English, - subject%20to%20atmospheric%20disturbances
Record number: 2, Textual support number: 3 CONT
Air quality research is an important focus of the research units across the Interior Western U.S. Research areas include: understanding changes in alpine and forest ecosystems subject to atmospheric disturbances, such as air pollution, with emphasis on wilderness area impacts. 5, record 2, English, - subject%20to%20atmospheric%20disturbances
Record 2, French
Record 2, Domaine(s)
- Météorologie
- Transmission (Télécommunications)
Record 2, Main entry term, French
- sujet aux perturbations atmosphériques
1, record 2, French, sujet%20aux%20perturbations%20atmosph%C3%A9riques
correct
Record 2, Abbreviations, French
Record 2, Synonyms, French
Record 2, Textual support, French
Record number: 2, Textual support number: 1 CONT
[...] bien que disposant d'une radio [...] pour écouter les OC je préfère les écouter sur Internet, la qualité est bien meilleure et on n'est pas sujet aux perturbations atmosphériques. 1, record 2, French, - sujet%20aux%20perturbations%20atmosph%C3%A9riques
Record 2, Spanish
Record 2, Campo(s) temático(s)
- Meteorología
- Transmisión (Telecomunicaciones)
Record 2, Main entry term, Spanish
- sujeto a perturbaciones atmosféricas
1, record 2, Spanish, sujeto%20a%20perturbaciones%20atmosf%C3%A9ricas
correct
Record 2, Abbreviations, Spanish
Record 2, Synonyms, Spanish
Record 2, Textual support, Spanish
Record number: 2, Textual support number: 1 CONT
Las transmisiones radiales estaban sujetas a perturbaciones atmosféricas puesto que las ondas, en su desplazamiento, chocaban con la ionósfera de donde rebotaban para volver a la tierra. 1, record 2, Spanish, - sujeto%20a%20perturbaciones%20atmosf%C3%A9ricas
Record 3 - internal organization data 2001-10-30
Record 3, English
Record 3, Subject field(s)
- Air Navigation Aids
- Aircraft Piloting and Navigation
Record 3, Main entry term, English
- radio bearing
1, record 3, English, radio%20bearing
correct, officially approved
Record 3, Abbreviations, English
Record 3, Synonyms, English
Record 3, Textual support, English
Record number: 3, Textual support number: 1 DEF
The angle between the apparent direction of a definite source of emission of electromagnetic waves and a reference direction, as determined at a radio direction-finding station. A true radio bearing is one for which the reference direction is that of True North. A magnetic radio bearing is one for which the reference direction is that of Magnetic North. 2, record 3, English, - radio%20bearing
Record number: 3, Textual support number: 1 OBS
radio bearing: term and definition officially approved by the International Civil Aviation Organization (ICAO). 3, record 3, English, - radio%20bearing
Record 3, French
Record 3, Domaine(s)
- Aides à la navigation aérienne
- Pilotage et navigation aérienne
Record 3, Main entry term, French
- relèvement radiogoniométrique
1, record 3, French, rel%C3%A8vement%20radiogoniom%C3%A9trique
correct, masculine noun, officially approved
Record 3, Abbreviations, French
Record 3, Synonyms, French
- relèvement radio 2, record 3, French, rel%C3%A8vement%20radio
correct, masculine noun, officially approved
Record 3, Textual support, French
Record number: 3, Textual support number: 1 DEF
Angle déterminé par une station radiogoniométrique, formé par la direction apparente d'une source donnée d'émission d'ondes électromagnétiques et une direction de référence. Un relèvement radiogoniométrique vrai est un relèvement dont la direction de référence est le nord vrai. Un relèvement radiogoniométrique magnétique est un relèvement dont la direction de référence est le nord magnétique. 3, record 3, French, - rel%C3%A8vement%20radiogoniom%C3%A9trique
Record number: 3, Textual support number: 1 OBS
relèvement radiogoniométrique : terme et uniformisés par l'Organisation de l'aviation civile internationale (OACI). 4, record 3, French, - rel%C3%A8vement%20radiogoniom%C3%A9trique
Record number: 3, Textual support number: 2 OBS
relèvement radiogoniométrique; relèvement radio : termes uniformisés par le Comité d'uniformisation de la terminologie aéronautique (CUTA) - Opérations aériennes. 4, record 3, French, - rel%C3%A8vement%20radiogoniom%C3%A9trique
Record 3, Spanish
Record 3, Campo(s) temático(s)
- Ayuda para la navegación aérea
- Pilotaje y navegación aérea
Record 3, Main entry term, Spanish
- radiomarcación
1, record 3, Spanish, radiomarcaci%C3%B3n
correct, feminine noun, officially approved
Record 3, Abbreviations, Spanish
Record 3, Synonyms, Spanish
Record 3, Textual support, Spanish
Record number: 3, Textual support number: 1 DEF
Ángulo determinado en una estación radiogoniométrica, formado por la dirección aparente producida por la emisión de ondas electromagnéticas procedentes de un punto determinado, y otra dirección de referencia. 2, record 3, Spanish, - radiomarcaci%C3%B3n
Record number: 3, Textual support number: 1 CONT
Radiomarcación verdadera es aquella cuya dirección de referencia es el norte verdadero. Radiomarcación magnética es aquella cuya dirección de referencia es el norte magnético. 1, record 3, Spanish, - radiomarcaci%C3%B3n
Record number: 3, Textual support number: 1 OBS
radiomarcación: término y definición aceptados oficialmente por la Organización de Aviación Civil Internacional (OACI). 2, record 3, Spanish, - radiomarcaci%C3%B3n
Record 4 - internal organization data 1985-09-26
Record 4, English
Record 4, Subject field(s)
- Signalling and Illumination (Water Transp.)
Record 4, Main entry term, English
- radio bearing station 1, record 4, English, radio%20bearing%20station
Record 4, Abbreviations, English
Record 4, Synonyms, English
Record 4, French
Record 4, Domaine(s)
- Signalisation (Transport par eau)
Record 4, Main entry term, French
- poste de relèvement par T.S.F . 1, record 4, French, poste%20de%20rel%C3%A8vement%20par%20T%2ES%2EF%20%2E
Record 4, Abbreviations, French
Record 4, Synonyms, French
- phare radiogoniométrique 1, record 4, French, phare%20radiogoniom%C3%A9trique
Record 4, Textual support, French
Record 4, Spanish
Record 4, Textual support, Spanish
Copyright notice for the TERMIUM Plus® data bank
© Public Services and Procurement Canada, 2025
TERMIUM Plus®, the Government of Canada's terminology and linguistic data bank
A product of the Translation Bureau
Features
Language Portal of Canada

Access a collection of Canadian resources on all aspects of English and French, including quizzes.
Writing tools

The Language Portal’s writing tools have a new look! Easy to consult, they give you access to a wealth of information that will help you write better in English and French.
Glossaries and vocabularies

Access Translation Bureau glossaries and vocabularies.
- Date Modified: