TERMIUM Plus®
From: Translation Bureau
On social media
Consult the Government of Canada’s terminology data bank.
DIAGRAMME SPECTRAL [3 records]
Record 1 - internal organization data 2013-12-04
Record 1, English
Record 1, Subject field(s)
- Computer Graphics
- Remote Sensing
- Astronomy
Record 1, Main entry term, English
- colour-magnitude diagram
1, record 1, English, colour%2Dmagnitude%20diagram
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
- color-magnitude diagram 2, record 1, English, color%2Dmagnitude%20diagram
correct
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
[A] graph showing the relation between the absolute magnitudes (brightnesses) of stars and their colours, which are closely related to their temperatures and spectral types. 1, record 1, English, - colour%2Dmagnitude%20diagram
Record 1, French
Record 1, Domaine(s)
- Infographie
- Télédétection
- Astronomie
Record 1, Main entry term, French
- diagramme couleur-magnitude
1, record 1, French, diagramme%20couleur%2Dmagnitude
correct, masculine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
Record 1, Textual support, French
Record number: 1, Textual support number: 1 CONT
Les galaxies d’amas se placent sur une séquence dans un diagramme couleur-magnitude(la couleur étant définie comme la différence entre les magnitudes mesurées dans deux filtres différents), ce qui est un moyen de sélectionner les galaxies ayant une forte probabilité d’appartenir à l'amas même si l'on ne connaît pas leur décalage spectral. 1, record 1, French, - diagramme%20couleur%2Dmagnitude
Record 1, Spanish
Record 1, Textual support, Spanish
Record 2 - internal organization data 2013-08-21
Record 2, English
Record 2, Subject field(s)
- Geological Prospecting
- Geological Research and Exploration
Record 2, Main entry term, English
- spectral log
1, record 2, English, spectral%20log
correct
Record 2, Abbreviations, English
Record 2, Synonyms, English
Record 2, French
Record 2, Domaine(s)
- Prospection géologique
- Recherches et prospections géologiques
Record 2, Main entry term, French
- diagraphie spectrale
1, record 2, French, diagraphie%20spectrale
correct, feminine noun
Record 2, Abbreviations, French
Record 2, Synonyms, French
- diagramme spectral 2, record 2, French, diagramme%20spectral
correct, masculine noun
Record 2, Textual support, French
Record 2, Spanish
Record 2, Textual support, Spanish
Record 3 - internal organization data 1998-03-20
Record 3, English
Record 3, Subject field(s)
- Optics
Record 3, Main entry term, English
- purple line
1, record 3, English, purple%20line
correct
Record 3, Abbreviations, English
Record 3, Synonyms, English
Record 3, Textual support, English
Record number: 3, Textual support number: 1 CONT
The straight line joining the two end points of the spectrum locus is called the purple line, representing the locus of chromaticities of additive mixtures of the extreme short-wave stimulus with the extreme long-wave stimulus. 1, record 3, English, - purple%20line
Record 3, French
Record 3, Domaine(s)
- Optique
Record 3, Main entry term, French
- ligne des pourpres
1, record 3, French, ligne%20des%20pourpres
correct, feminine noun, standardized
Record 3, Abbreviations, French
Record 3, Synonyms, French
- limite des pourpres 1, record 3, French, limite%20des%20pourpres
correct, feminine noun, standardized
Record 3, Textual support, French
Record number: 3, Textual support number: 1 DEF
Ligne joignant les extrémités «rouge» et «violet» du lieu spectral, dans un diagramme de chromaticité. [Définition normalisée par l'AFNOR. ] 1, record 3, French, - ligne%20des%20pourpres
Record number: 3, Textual support number: 1 OBS
ligne des pourpres; limite des pourpres : termes normalisés par l’AFNOR. 2, record 3, French, - ligne%20des%20pourpres
Record 3, Spanish
Record 3, 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:


