TERMIUM Plus®
From: Translation Bureau
On social media
Consult the Government of Canada’s terminology data bank.
UPPER HATCH [5 records]
Record 1 - internal organization data 2011-01-13
Record 1, English
Record 1, Subject field(s)
- Nuclear Fission Reactors
Record 1, Main entry term, English
- moisture separator/dryer
1, record 1, English, moisture%20separator%2Fdryer
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
Record 1, Textual support, English
Record number: 1, Textual support number: 1 CONT
moisture separator/dryer. The upper surface of [the] ceiling is commonly the refueling floor of [the] reactor building. A hatch standing above the PCC [passive containment cooling] heat exchanger has a cover … which is removable to allow access to PCC heat exchanger for servicing. During operation following a LOCA [loss-of-coolant accident], as heat is conducted out of [the] PCC heat exchanger, secondary steam formed in [the] pool chamber flows through [the] airspace and passes through [the] moisture separator/dryer unit and then through [the] outlet piping to reach the environs outside [the] reactor building. 2, record 1, English, - moisture%20separator%2Fdryer
Record 1, Key term(s)
- moisture separator dryer
- moisture separator-dryer
Record 1, French
Record 1, Domaine(s)
- Réacteurs nucléaires de fission
Record 1, Main entry term, French
- séparateur-sécheur
1, record 1, French, s%C3%A9parateur%2Ds%C3%A9cheur
correct, masculine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
Record 1, Textual support, French
Record number: 1, Textual support number: 1 CONT
[Réacteurs à eau sous pression.] La partie secondaire des GV [générateurs de vapeur] étant à une pression plus faible que celle de la partie primaire, l’eau d’alimentation secondaire des GV est chauffée jusqu’à saturation puis vaporisée. La vapeur est séchée soit par passage dans des séparateurs-sécheurs, soit par surchauffe, avant d’être envoyée vers la turbine. 2, record 1, French, - s%C3%A9parateur%2Ds%C3%A9cheur
Record 1, Key term(s)
- séparateur sécheur
Record 1, Spanish
Record 1, Textual support, Spanish
Record 2 - internal organization data 2006-12-28
Record 2, English
Record 2, Subject field(s)
- Tracked Vehicles (Military)
- Armour
Record 2, Main entry term, English
- hatch assembly
1, record 2, English, hatch%20assembly
correct
Record 2, Abbreviations, English
Record 2, Synonyms, English
Record 2, Textual support, English
Record number: 2, Textual support number: 1 CONT
A command hatch assembly for an armored vehicle, the assembly including base apparatus mounted onto an upper portion of the vehicle and having inner and outer portions, the inner portion defining a hatch opening... 2, record 2, English, - hatch%20assembly
Record 2, French
Record 2, Domaine(s)
- Véhicules chenillés (Militaire)
- Arme blindée
Record 2, Main entry term, French
- ensemble d'écoutille
1, record 2, French, ensemble%20d%27%C3%A9coutille
masculine noun
Record 2, Abbreviations, French
Record 2, Synonyms, French
Record 2, Textual support, French
Record 2, Spanish
Record 2, Textual support, Spanish
Record 3 - internal organization data 1986-09-25
Record 3, English
Record 3, Subject field(s)
- Aeroindustry
- Joining Elements (Mechanical Components)
Record 3, Main entry term, English
- pivot bolt
1, record 3, English, pivot%20bolt
correct
Record 3, Abbreviations, English
Record 3, Synonyms, English
- pivot pin 2, record 3, English, pivot%20pin
correct
Record 3, Textual support, English
Record number: 3, Textual support number: 1 CONT
Two hinges attached by pivot bolts to the door and the doorjamb, permit the door to open inward and upward. 3, record 3, English, - pivot%20bolt
Record number: 3, Textual support number: 2 CONT
when hatch hinges are set on their pivots, shim lower pivot with prestake washers... to provide a press-fit on pivot pin and obtain 0. 500-inch dimension between upper sill and hatch frame.... 4, record 3, English, - pivot%20bolt
Record 3, French
Record 3, Domaine(s)
- Constructions aéronautiques
- Éléments d'assemblage (Composants mécaniques)
Record 3, Main entry term, French
- axe d'articulation
1, record 3, French, axe%20d%27articulation
correct, masculine noun
Record 3, Abbreviations, French
Record 3, Synonyms, French
Record 3, Textual support, French
Record number: 3, Textual support number: 1 OBS
axe d'articulation : terme accepté par le Comité d'étude de la terminologie des cartes de travail du DC-9. 2, record 3, French, - axe%20d%27articulation
Record 3, Spanish
Record 3, Textual support, Spanish
Record 4 - internal organization data 1980-09-10
Record 4, English
Record 4, Subject field(s)
- Bearings and Bearing Systems (Mechanical Components)
Record 4, Main entry term, English
- prestake washer
1, record 4, English, prestake%20washer
correct
Record 4, Abbreviations, English
Record 4, Synonyms, English
Record 4, Textual support, English
Record number: 4, Textual support number: 1 OBS
when hatch hinges are set on their pivots, shim lower pivot with prestake washers(...) to provide a press-fit on pivot pin and obtain 0. 500-inch dimension between upper sill and hatch frame(...) Use a maximum of three washers. 1, record 4, English, - prestake%20washer
Record 4, French
Record 4, Domaine(s)
- Paliers, coussinets et roulements (Composants mécaniques)
Record 4, Main entry term, French
- rondelle précalibrée 1, record 4, French, rondelle%20pr%C3%A9calibr%C3%A9e
Record 4, Abbreviations, French
Record 4, Synonyms, French
- rondelle d'épaisseur prédéterminée 1, record 4, French, rondelle%20d%27%C3%A9paisseur%20pr%C3%A9d%C3%A9termin%C3%A9e
Record 4, Textual support, French
Record 4, Spanish
Record 4, Textual support, Spanish
Record 5 - internal organization data 1976-06-19
Record 5, English
Record 5, Subject field(s)
- Aeroindustry
Record 5, Main entry term, English
- upper hatch 1, record 5, English, upper%20hatch
Record 5, Abbreviations, English
Record 5, Synonyms, English
Record 5, Textual support, English
Record 5, French
Record 5, Domaine(s)
- Constructions aéronautiques
Record 5, Main entry term, French
- trappe supérieure
1, record 5, French, trappe%20sup%C3%A9rieure
feminine noun
Record 5, Abbreviations, French
Record 5, Synonyms, French
Record 5, Textual support, French
Record number: 5, Textual support number: 1 OBS
convoi spatial. 1, record 5, French, - trappe%20sup%C3%A9rieure
Record 5, Spanish
Record 5, Textual support, Spanish
Copyright notice for the TERMIUM Plus® data bank
© Public Services and Procurement Canada, 2026
TERMIUM Plus®, the Government of Canada's terminology and linguistic data bank
A product of the Translation Bureau
Features
GCtranslate (available on the Government of Canada network only)
Use this artificial intelligence prototype to translate Government of Canada content up to and including Protected B. Available to employees of selected departments and agencies only.
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:


