TERMIUM Plus®
The Government of Canada’s terminology and linguistic data bank.
NUCLEAR CHAIN REACTION [4 records]
Record 1 - internal organization data 2017-04-11
Record 1, English
Record 1, Subject field(s)
- Nuclear Science and Technology
Record 1, Main entry term, English
- fission chain reaction
1, record 1, English, fission%20chain%20reaction
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
- nuclear fission chain reaction 2, record 1, English, nuclear%20fission%20chain%20reaction
correct
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
A process by which neutrons liberated by the fission of a heavy nucleus may strike and split other fissible nuclei liberating more neutrons which in turn may cause more fissions. 3, record 1, English, - fission%20chain%20reaction
Record 1, French
Record 1, Domaine(s)
- Sciences et techniques nucléaires
Record 1, Main entry term, French
- réaction de fission en chaîne
1, record 1, French, r%C3%A9action%20de%20fission%20en%20cha%C3%AEne
correct, feminine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
- réaction de fission nucléaire en chaîne 2, record 1, French, r%C3%A9action%20de%20fission%20nucl%C3%A9aire%20en%20cha%C3%AEne
correct, feminine noun
Record 1, Textual support, French
Record number: 1, Textual support number: 1 CONT
Cœur : Région d'un réacteur nucléaire à fission comprenant le combustible nucléaire et agencée pour être le siège d'une réaction de fission en chaîne. 1, record 1, French, - r%C3%A9action%20de%20fission%20en%20cha%C3%AEne
Record 1, Spanish
Record 1, Textual support, Spanish
Record 2 - external organization data 2013-08-12
Record 2, English
Record 2, Subject field(s)
- Atomic Physics
- Compartment - Canadian Nuclear Safety Commission
Record 2, Main entry term, English
- nuclear chain reaction
1, record 2, English, nuclear%20chain%20reaction
correct, standardized
Record 2, Abbreviations, English
Record 2, Synonyms, English
- chain reaction 2, record 2, English, chain%20reaction
Record 2, Textual support, English
Record number: 2, Textual support number: 1 DEF
A series of nuclear reactions in which one of the agents necessary to the series is itself produced by the same reactions. 3, record 2, English, - nuclear%20chain%20reaction
Record number: 2, Textual support number: 1 OBS
nuclear chain reaction: term and definition standardized by ISO in 1997. 4, record 2, English, - nuclear%20chain%20reaction
Record 2, French
Record 2, Domaine(s)
- Physique atomique
- Tiroir - Commission canadienne de sûreté nucléaire
Record 2, Main entry term, French
- réaction nucléaire en chaîne
1, record 2, French, r%C3%A9action%20nucl%C3%A9aire%20en%20cha%C3%AEne
correct, feminine noun, standardized
Record 2, Abbreviations, French
Record 2, Synonyms, French
- réaction en chaîne 2, record 2, French, r%C3%A9action%20en%20cha%C3%AEne
correct, feminine noun
Record 2, Textual support, French
Record number: 2, Textual support number: 1 DEF
Série de réactions nucléaires dans lesquelles l'un des agents nécessaires à la série est lui-même produit par les mêmes réactions. 3, record 2, French, - r%C3%A9action%20nucl%C3%A9aire%20en%20cha%C3%AEne
Record number: 2, Textual support number: 1 OBS
réaction nucléaire en chaîne : terme et définition normalisés par l'ISO en 1997. 4, record 2, French, - r%C3%A9action%20nucl%C3%A9aire%20en%20cha%C3%AEne
Record 2, Spanish
Record 2, Campo(s) temático(s)
- Física atómica
- Compartimiento - Comisión Canadiense de Seguridad Nuclear
Record 2, Main entry term, Spanish
- reacción en cadena
1, record 2, Spanish, reacci%C3%B3n%20en%20cadena
correct, feminine noun
Record 2, Abbreviations, Spanish
Record 2, Synonyms, Spanish
Record 2, Textual support, Spanish
Record number: 2, Textual support number: 1 DEF
Serie de reacciones nucleares ligadas entre sí porque uno de los agentes que provoca cada reacción es producto de otra de ellas. 1, record 2, Spanish, - reacci%C3%B3n%20en%20cadena
Record 3 - internal organization data 2013-06-11
Record 3, English
Record 3, Subject field(s)
- Nuclear Physics
- Chemistry
Record 3, Main entry term, English
- self-sustained reaction
1, record 3, English, self%2Dsustained%20reaction
correct, standardized
Record 3, Abbreviations, English
Record 3, Synonyms, English
- self-sustaining nuclear chain reaction 1, record 3, English, self%2Dsustaining%20nuclear%20chain%20reaction
correct, standardized
Record 3, Textual support, English
Record number: 3, Textual support number: 1 DEF
A nuclear chain reaction in which the number of reactions caused by one reaction is, on average, equal to unity. 1, record 3, English, - self%2Dsustained%20reaction
Record number: 3, Textual support number: 1 OBS
self-sustained reaction; self-sustaining nuclear chain reaction: terms and definition standardized by the International Organization for Standardization (ISO). 2, record 3, English, - self%2Dsustained%20reaction
Record 3, French
Record 3, Domaine(s)
- Physique nucléaire
- Chimie
Record 3, Main entry term, French
- réaction auto-entretenue
1, record 3, French, r%C3%A9action%20auto%2Dentretenue
correct, feminine noun, standardized
Record 3, Abbreviations, French
Record 3, Synonyms, French
- réaction nucléaire en chaîne auto-entretenue 1, record 3, French, r%C3%A9action%20nucl%C3%A9aire%20en%20cha%C3%AEne%20auto%2Dentretenue
correct, feminine noun, standardized
Record 3, Textual support, French
Record number: 3, Textual support number: 1 DEF
Réaction nucléaire en chaîne dans laquelle le nombre des réactions provoquées par une réaction est en moyenne égal à l'unité. 1, record 3, French, - r%C3%A9action%20auto%2Dentretenue
Record number: 3, Textual support number: 1 OBS
réaction auto-entretenue; réaction nucléaire en chaîne auto-entretenue : termes et définition normalisés par l'Organisation internationale de normalisation (ISO). 2, record 3, French, - r%C3%A9action%20auto%2Dentretenue
Record 3, Key term(s)
- réaction autoentretenue
- réaction nucléaire en chaîne autoentretenue
Record 3, Spanish
Record 3, Textual support, Spanish
Record 4 - external organization data 2010-11-18
Record 4, English
Record 4, Subject field(s)
- Atomic Physics
- Compartment - Canadian Nuclear Safety Commission
Record 4, Main entry term, English
- self-sustaining chain reaction
1, record 4, English, self%2Dsustaining%20chain%20reaction
correct
Record 4, Abbreviations, English
Record 4, Synonyms, English
- self-maintaining nuclear chain reaction 2, record 4, English, self%2Dmaintaining%20nuclear%20chain%20reaction
Record 4, Textual support, English
Record number: 4, Textual support number: 1 CONT
"Nuclear criticality" means a self-sustaining chain reaction of nuclear fission. 1, record 4, English, - self%2Dsustaining%20chain%20reaction
Record number: 4, Textual support number: 1 OBS
Regulation cited: Nuclear Substances and Radiation Devices Regulations. 3, record 4, English, - self%2Dsustaining%20chain%20reaction
Record 4, Key term(s)
- self sustaining chain reaction
- self maintaining nuclear chain reaction
Record 4, French
Record 4, Domaine(s)
- Physique atomique
- Tiroir - Commission canadienne de sûreté nucléaire
Record 4, Main entry term, French
- réaction en chaîne auto-entretenue
1, record 4, French, r%C3%A9action%20en%20cha%C3%AEne%20auto%2Dentretenue
correct, feminine noun
Record 4, Abbreviations, French
Record 4, Synonyms, French
- réaction en chaîne autoentretenue 2, record 4, French, r%C3%A9action%20en%20cha%C3%AEne%20autoentretenue
correct, feminine noun
Record 4, Textual support, French
Record number: 4, Textual support number: 1 CONT
criticité nucléaire : Réaction en chaîne auto-entretenue de fission nucléaire. 3, record 4, French, - r%C3%A9action%20en%20cha%C3%AEne%20auto%2Dentretenue
Record number: 4, Textual support number: 1 OBS
Règlement cité : Règlement sur les substances nucléaires et les appareils à rayonnement. 4, record 4, French, - r%C3%A9action%20en%20cha%C3%AEne%20auto%2Dentretenue
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: