TERMIUM Plus®
The Government of Canada’s terminology and linguistic data bank.
SUBSTANCIA RADIACTIVA [3 records]
Record 1 - internal organization data 2016-11-23
Record 1, English
Record 1, Subject field(s)
- Atomic Physics
- Nuclear Physics
- Chemistry
Record 1, Main entry term, English
- short-lived radioactive substance
1, record 1, English, short%2Dlived%20radioactive%20substance
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
A radioactive substance whose activity disappears within a comparatively short time. 2, record 1, English, - short%2Dlived%20radioactive%20substance
Record 1, French
Record 1, Domaine(s)
- Physique atomique
- Physique nucléaire
- Chimie
Record 1, Main entry term, French
- substance radioactive à courte vie
1, record 1, French, substance%20radioactive%20%C3%A0%20courte%20vie
correct, feminine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
- substance radioactive à courte période 2, record 1, French, substance%20radioactive%20%C3%A0%20courte%20p%C3%A9riode
correct, feminine noun
Record 1, Textual support, French
Record number: 1, Textual support number: 1 OBS
substance radioactive à courte période : terme extrait du «Glossaire de l’énergie nucléaire» et reproduit avec l’autorisation de l’Organisation de coopération et de développement économiques. 3, record 1, French, - substance%20radioactive%20%C3%A0%20courte%20vie
Record 1, Spanish
Record 1, Campo(s) temático(s)
- Física atómica
- Física nuclear
- Química
Record 1, Main entry term, Spanish
- substancia radiactiva de vida corta
1, record 1, Spanish, substancia%20radiactiva%20de%20vida%20corta
correct, feminine noun
Record 1, Abbreviations, Spanish
Record 1, Synonyms, Spanish
- substancia radiactiva de período corto 2, record 1, Spanish, substancia%20radiactiva%20de%20per%C3%ADodo%20corto
correct, feminine noun
- material radiactivo de vida corta 3, record 1, Spanish, material%20radiactivo%20de%20vida%20corta
proposal, masculine noun
Record 1, Textual support, Spanish
Record 1, Key term(s)
- substancia radioactiva de vida corta
- substancia radioactiva de período corto
- material radioactivo de vida corta
Record 2 - internal organization data 2014-07-31
Record 2, English
Record 2, Subject field(s)
- Radioactive Contamination
- Radiation Protection
- CBRNE Weapons
Record 2, Main entry term, English
- radioactive contamination
1, record 2, English, radioactive%20contamination
correct, standardized
Record 2, Abbreviations, English
Record 2, Synonyms, English
- contamination 2, record 2, English, contamination
correct
Record 2, Textual support, English
Record number: 2, Textual support number: 1 DEF
A radioactive substance in a material or place where it is undesirable. 3, record 2, English, - radioactive%20contamination
Record number: 2, Textual support number: 1 OBS
radioactive contamination: term and definition standardized by ISO in 1997. 4, record 2, English, - radioactive%20contamination
Record 2, French
Record 2, Domaine(s)
- Pollution par radioactivité
- Radioprotection
- Armes CBRNE
Record 2, Main entry term, French
- contamination radioactive
1, record 2, French, contamination%20radioactive
correct, feminine noun, standardized
Record 2, Abbreviations, French
Record 2, Synonyms, French
- contamination 2, record 2, French, contamination
correct, feminine noun
Record 2, Textual support, French
Record number: 2, Textual support number: 1 DEF
Présence d'une substance radioactive dans un milieu ou au contact d'une matière où elle est indésirable. 3, record 2, French, - contamination%20radioactive
Record number: 2, Textual support number: 1 OBS
contamination radioactive : terme et définition normalisés par l'ISO en 1997. 4, record 2, French, - contamination%20radioactive
Record 2, Spanish
Record 2, Campo(s) temático(s)
- Contaminación por radioactividad
- Protección contra la radiación
- Armas QBRNE
Record 2, Main entry term, Spanish
- contaminación radiactiva
1, record 2, Spanish, contaminaci%C3%B3n%20radiactiva
correct, feminine noun
Record 2, Abbreviations, Spanish
Record 2, Synonyms, Spanish
- contaminación 2, record 2, Spanish, contaminaci%C3%B3n
correct, feminine noun
Record 2, Textual support, Spanish
Record number: 2, Textual support number: 1 DEF
Presencia de una substancia radiactiva en materiales o en ambientes donde su presencia no es deseable. 3, record 2, Spanish, - contaminaci%C3%B3n%20radiactiva
Record 3 - external organization data 2013-08-09
Record 3, English
Record 3, Subject field(s)
- Atomic Physics
- Radioactive Contamination
- Statutes and Regulations (Transportation)
- Compartment - Canadian Nuclear Safety Commission
Record 3, Main entry term, English
- radioactive material
1, record 3, English, radioactive%20material
correct, standardized
Record 3, Abbreviations, English
Record 3, Synonyms, English
- radioactive substance 2, record 3, English, radioactive%20substance
correct
Record 3, Textual support, English
Record number: 3, Textual support number: 1 DEF
A material of which one or more constituents exhibit radioactivity. [Definition standardized by ISO.] 3, record 3, English, - radioactive%20material
Record number: 3, Textual support number: 1 CONT
Plutonium, cesium, and uranium are radioactive materials. 4, record 3, English, - radioactive%20material
Record number: 3, Textual support number: 1 OBS
radioactive material: For special purposes such as regulation, this term may be restricted to radioactive material with an activity or a specific activity greater than a specified value. 3, record 3, English, - radioactive%20material
Record number: 3, Textual support number: 2 OBS
radioactive material: term standardized by ISO. 5, record 3, English, - radioactive%20material
Record number: 3, Textual support number: 1 PHR
Recovery of radioactive material. 6, record 3, English, - radioactive%20material
Record 3, French
Record 3, Domaine(s)
- Physique atomique
- Pollution par radioactivité
- Législation et réglementation (Transports)
- Tiroir - Commission canadienne de sûreté nucléaire
Record 3, Main entry term, French
- matière radioactive
1, record 3, French, mati%C3%A8re%20radioactive
correct, feminine noun, standardized
Record 3, Abbreviations, French
Record 3, Synonyms, French
- substance radioactive 2, record 3, French, substance%20radioactive
correct, see observation, feminine noun
Record 3, Textual support, French
Record number: 3, Textual support number: 1 DEF
Matière dont un ou plusieurs constituants présentent de la radioactivité. [Définition normalisée par l'ISO.] 3, record 3, French, - mati%C3%A8re%20radioactive
Record number: 3, Textual support number: 1 OBS
matière radioactive : Pour des buts particuliers, tels que la réglementation, le sens de ce terme peut être restreint à la matière radioactive dont l'activité ou l'activité massique est supérieure à une valeur spécifiée. 3, record 3, French, - mati%C3%A8re%20radioactive
Record number: 3, Textual support number: 2 OBS
À strictement parler, «matière radioactive» (en anglais : «radioactive material») et «substance radioactive» (en anglais «radioactive substance») ne sont pas de parfaits synonymes. On constate, cependant, qu'ils sont très souvent employés indifféremment, l'un pour l'autre, dans l'usage. 4, record 3, French, - mati%C3%A8re%20radioactive
Record number: 3, Textual support number: 3 OBS
matière radioactive : terme normalisé par l'ISO. 5, record 3, French, - mati%C3%A8re%20radioactive
Record number: 3, Textual support number: 1 PHR
Récupération de matière radioactive. 6, record 3, French, - mati%C3%A8re%20radioactive
Record 3, Spanish
Record 3, Campo(s) temático(s)
- Física atómica
- Contaminación por radioactividad
- Legislación y reglamentación (Transporte)
- Compartimiento - Comisión Canadiense de Seguridad Nuclear
Record 3, Main entry term, Spanish
- material radiactivo
1, record 3, Spanish, material%20radiactivo
correct, masculine noun
Record 3, Abbreviations, Spanish
Record 3, Synonyms, Spanish
- sustancia radiactiva 2, record 3, Spanish, sustancia%20radiactiva
correct, feminine noun
- substancia radiactiva 3, record 3, Spanish, substancia%20radiactiva
correct, feminine noun
Record 3, Textual support, Spanish
Record number: 3, Textual support number: 1 DEF
Compuestos que contienen elementos radiactivos. 4, record 3, Spanish, - material%20radiactivo
Record number: 3, Textual support number: 1 PHR
Recuperación del material radioactivo. 5, record 3, Spanish, - material%20radiactivo
Record 3, Key term(s)
- material radioactivo
- sustancia radioactiva
- substancia radioactiva
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: