TERMIUM Plus®
From: Translation Bureau
On social media
Consult the Government of Canada’s terminology data bank.
HEAVY WATER MANAGEMENT [5 records]
Record 1 - internal organization data 2012-07-10
Record 1, English
Record 1, Subject field(s)
- Space Exploration Equipment and Tools
Record 1, Main entry term, English
- space suit assembly
1, record 1, English, space%20suit%20assembly
correct, officially approved
Record 1, Abbreviations, English
- SSA 2, record 1, English, SSA
correct, officially approved
Record 1, Synonyms, English
- spacesuit 3, record 1, English, spacesuit
correct
- space suit 4, record 1, English, space%20suit
correct
- pressurized suit 5, record 1, English, pressurized%20suit
Record 1, Textual support, English
Record number: 1, Textual support number: 1 CONT
Officially known as the Extravehicular Mobility Unit or EMU, the suit has two main components : the Space Suit Assembly(SSA) and the Primary Life Support System(PLSS). The SSA [space suit assembly] includes :[1] urine collection device : collects body wastes, which are later transferred to the Shuttle's waste management system. [2] bioinstrumentation system : monitors the astronaut's heart rate during spacewalks. [3] liquid cooling and ventilation garment : a "long-john" made of spandex, containing 90 metres of small tubes that circulate cooling water over the body. [4] communications carrier assembly : a "Snoopy" cap containing headphones and microphones for two-way communications. Newer models allow up to five people to talk together. [5] lower torso assembly : the pants and attached boots... [6] hard upper torso(HUT) : the top half of the suit, made of fibreglass, which supports the Primary Life Support System. [7] gloves : the heavy gloves have rubber tips to increase dexterity.... [8] helmet and visor assembly... 6, record 1, English, - space%20suit%20assembly
Record number: 1, Textual support number: 2 CONT
The spacesuit [is a] garment that provides pressure, breathing air, fluids and nutrients, waste removal, and protection against the space environment, and that enables a human to move and operate in the space environment. 7, record 1, English, - space%20suit%20assembly
Record number: 1, Textual support number: 1 OBS
space suit assembly; SSA: term and abbreviation officially approved by the International Space Station official approval Group (ISSOAG). 8, record 1, English, - space%20suit%20assembly
Record 1, Key term(s)
- spacesuit assembly
Record 1, French
Record 1, Domaine(s)
- Équipement et outillage d'exploration spatiale
Record 1, Main entry term, French
- combinaison spatiale
1, record 1, French, combinaison%20spatiale
correct, feminine noun, officially approved
Record 1, Abbreviations, French
- SSA 2, record 1, French, SSA
correct, feminine noun, officially approved
Record 1, Synonyms, French
- scaphandre spatial 3, record 1, French, scaphandre%20spatial
correct, masculine noun
- tenue spatiale 4, record 1, French, tenue%20spatiale
feminine noun
- vêtement spatial 5, record 1, French, v%C3%AAtement%20spatial
masculine noun
Record 1, Textual support, French
Record number: 1, Textual support number: 1 CONT
Connue officiellement sous le nom de scaphandre EMU (pour Extravehicular Mobility Unit), la combinaison est constituée de deux composantes principales : la combinaison spatiale comme telle (SSA, pour Space Suit Assembly) et le système de survie de base (PLSS pour Primary Life Support System). Le SSA comprend : [1] un dispositif de collecte d'urine, qui permet de recueillir les matières qui sont ensuite transférées dans le système de gestion des déchets de la navette; [2] un système de bio-instrumentation, utilisé pour suivre la fréquence cardiaque de l'astronaute en sortie extravéhiculaire; [3] un vêtement de refroidissement par liquide et de ventilation, ressemblant à un caleçon long de spandex et parcouru par quelque 90 mètres de petites canalisations où circule un liquide de refroidissement (eau); [4] une unité de communications, désignée bonnet «Snoopy», comprenant des écouteurs et des microphones pour assurer les communications bidirectionnelles. Les modèles récents permettent à cinq personnes de communiquer ensemble; [5] une partie inférieure, composée d'un pantalon et de bottes intégrées. [...]; [6] une partie supérieure rigide (HUT pour Hard Upper Torso) faite de fibre de verre; elle supporte le système de survie de base; [7] des gants, dont les extrémités de caoutchouc améliorent la dextérité de l'astronaute. Les modèles les plus récents sont dotés de chauffe-doigts, d'un casque avec visière réglable pour protéger la tête et les yeux du Soleil direct, des rayons ultraviolets et infrarouges ainsi que des micrométéorites. 2, record 1, French, - combinaison%20spatiale
Record number: 1, Textual support number: 2 CONT
La combinaison spatiale [est un] vêtement à surpression totale, spécialement conçu pour être utilisé dans les vaisseaux spatiaux ou au cours des sorties dans l'espace à partir de ces vaisseaux. 6, record 1, French, - combinaison%20spatiale
Record number: 1, Textual support number: 1 OBS
combinaison spatiale; SSA : terme et abréviation uniformisés par le Groupe de travail de la terminologie de la Station spatiale internationale (GTTSSI). 7, record 1, French, - combinaison%20spatiale
Record 1, Spanish
Record 1, Textual support, Spanish
Record 2 - internal organization data 2009-10-27
Record 2, English
Record 2, Subject field(s)
- Nuclear Power Stations
- Nuclear Fission Reactors
Record 2, Main entry term, English
- maintenance and service building
1, record 2, English, maintenance%20and%20service%20building
correct
Record 2, Abbreviations, English
Record 2, Synonyms, English
Record 2, Textual support, English
Record number: 2, Textual support number: 1 CONT
The seismically-qualified maintenance and service buildings are located between the two-unit ACR-1000 plant. They house all conventional plant services, including radioactive waste handling facilities, heavy water management systems, common services, central stores, central active/non-active maintenance shops, and change rooms for staff. 1, record 2, English, - maintenance%20and%20service%20building
Record 2, French
Record 2, Domaine(s)
- Centrales nucléaires
- Réacteurs nucléaires de fission
Record 2, Main entry term, French
- bâtiment technique et de service
1, record 2, French, b%C3%A2timent%20technique%20et%20de%20service
correct, masculine noun
Record 2, Abbreviations, French
Record 2, Synonyms, French
Record 2, Textual support, French
Record number: 2, Textual support number: 1 CONT
Les bâtiments technique et de service, antisismiques, sont situés entre les deux tranches de la centrale ACR-1000. Ils abritent tous les services conventionnels de la centrale, parmi lesquels les installations de traitement des déchets radioactifs, les systèmes de gestion de l'eau lourde, les services partagés, les magasins centraux, les ateliers d'entretien centraux actifs/non actifs et les vestiaires du personnel. 1, record 2, French, - b%C3%A2timent%20technique%20et%20de%20service
Record 2, Spanish
Record 2, Textual support, Spanish
Record 3 - internal organization data 2009-09-18
Record 3, English
Record 3, Subject field(s)
- Scientific Instruments
- Atomic Physics
Record 3, Main entry term, English
- leak detection plug 1, record 3, English, leak%20detection%20plug
Record 3, Abbreviations, English
Record 3, Synonyms, English
- leak detection apparatus 2, record 3, English, leak%20detection%20apparatus
Record 3, Textual support, English
Record number: 3, Textual support number: 1 CONT
The management and performance of the maintenance and testing operations during reactor shutdowns were considered to be very thorough... ILL does not always respect the periodicities required by the General Operating Rules for routine checks on the natural convection and anti-siphon valves and the condition of the heavy water leak detection plugs. 1, record 3, English, - leak%20detection%20plug
Record 3, French
Record 3, Domaine(s)
- Instruments scientifiques
- Physique atomique
Record 3, Main entry term, French
- bougie de détection de fuite
1, record 3, French, bougie%20de%20d%C3%A9tection%20de%20fuite
correct, feminine noun
Record 3, Abbreviations, French
Record 3, Synonyms, French
- bougie de détection des fuites 2, record 3, French, bougie%20de%20d%C3%A9tection%20des%20fuites
correct, feminine noun
Record 3, Textual support, French
Record number: 3, Textual support number: 1 CONT
Son ouverture est interdite puisque la bougie de détection des fuites aura décelé une présence d'eau. 2, record 3, French, - bougie%20de%20d%C3%A9tection%20de%20fuite
Record 3, Spanish
Record 3, Textual support, Spanish
Record 4 - external organization data 2005-11-09
Record 4, English
Record 4, Subject field(s)
- Waste Management
- Nuclear Waste Materials
- Nuclear Fission Reactors
- Compartment - Canadian Nuclear Safety Commission
Record 4, Main entry term, English
- heavy water management 1, record 4, English, heavy%20water%20management
Record 4, Abbreviations, English
Record 4, Synonyms, English
Record 4, Textual support, English
Record number: 4, Textual support number: 1 CONT
Heavy Water Management. Heavy water is very expensive to produce and when it is used in a reactor it becomes radioactive largely due to the production of tritium. It is therefore critical that heavy water is managed in such a way as to :-minimize permanent losses,-reduce our environmental emissions, and-minimize the chronic hazard to personnel. 1, record 4, English, - heavy%20water%20management
Record 4, French
Record 4, Domaine(s)
- Gestion des déchets
- Déchets nucléaires
- Réacteurs nucléaires de fission
- Tiroir - Commission canadienne de sûreté nucléaire
Record 4, Main entry term, French
- gestion de l'eau lourde
1, record 4, French, gestion%20de%20l%27eau%20lourde
feminine noun
Record 4, Abbreviations, French
Record 4, Synonyms, French
Record 4, Textual support, French
Record number: 4, Textual support number: 1 CONT
Gestion de l'eau lourde. La production d'eau lourde est coûteuse. Lorsqu'elle est utilisée dans un réacteur, elle devient radioactive, surtout à cause de la création de tritium. Il est donc essentiel de la gérer afin de : - minimiser les pertes permanentes, - réduire les rejets dans l'environnement, - minimiser les dangers chroniques auxquels le personnel est exposé. 1, record 4, French, - gestion%20de%20l%27eau%20lourde
Record 4, Spanish
Record 4, Textual support, Spanish
Record 5 - internal organization data 2003-02-03
Record 5, English
Record 5, Subject field(s)
- Orbital Stations
- Spacecraft
Record 5, Main entry term, English
- air revitalisation subsystem
1, record 5, English, air%20revitalisation%20subsystem
correct
Record 5, Abbreviations, English
- ARS 2, record 5, English, ARS
correct
Record 5, Synonyms, English
Record 5, Textual support, English
Record number: 5, Textual support number: 1 CONT
The life support system includes an air revitalisation subsystem, water purification subsystem, and waste management subsystem. Each of these subsystems must be capable of supporting the crew and yet not be too heavy. 3, record 5, English, - air%20revitalisation%20subsystem
Record 5, Key term(s)
- air revitalisation sub-system
Record 5, French
Record 5, Domaine(s)
- Stations orbitales
- Engins spatiaux
Record 5, Main entry term, French
- sous-système de régénération de l'air
1, record 5, French, sous%2Dsyst%C3%A8me%20de%20r%C3%A9g%C3%A9n%C3%A9ration%20de%20l%27air
masculine noun
Record 5, Abbreviations, French
- ARS 1, record 5, French, ARS
masculine noun
Record 5, Synonyms, French
Record 5, Textual support, French
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:


