TERMIUM Plus®
From: Translation Bureau
On social media
Consult the Government of Canada’s terminology data bank.
UNUSED SPACE [9 records]
Record 1 - internal organization data 2025-01-21
Record 1, English
Record 1, Subject field(s)
- Television (Radioelectricity)
- Telecommunications
Record 1, Main entry term, English
- television white space
1, record 1, English, television%20white%20space
correct, noun
Record 1, Abbreviations, English
- TVWS 1, record 1, English, TVWS
correct, noun
Record 1, Synonyms, English
- TV white space 2, record 1, English, TV%20white%20space
correct, noun
- TVWS 3, record 1, English, TVWS
correct, noun
- TVWS 3, record 1, English, TVWS
- white space 4, record 1, English, white%20space
correct, noun
- WS 5, record 1, English, WS
correct, noun
- WS 5, record 1, English, WS
Record 1, Textual support, English
Record number: 1, Textual support number: 1 CONT
TV white space refers to the unused or underutilized portions of the radio frequency spectrum that were originally allocated for television broadcasting. These are the frequencies between television channels, which were left vacant to prevent interference between TV [television] stations. 6, record 1, English, - television%20white%20space
Record 1, Key term(s)
- television whitespace
- TV whitespace
- whitespace
Record 1, French
Record 1, Domaine(s)
- Télévision (Radioélectricité)
- Télécommunications
Record 1, Main entry term, French
- espace blanc de télévision
1, record 1, French, espace%20blanc%20de%20t%C3%A9l%C3%A9vision
correct, masculine noun
Record 1, Abbreviations, French
- TVWS 2, record 1, French, TVWS
correct, masculine noun
Record 1, Synonyms, French
- espace blanc 1, record 1, French, espace%20blanc
correct, masculine noun
- espace blanc du spectre de télévision 3, record 1, French, espace%20blanc%20du%20spectre%20de%20t%C3%A9l%C3%A9vision
correct, masculine noun, less frequent
- TVWS 3, record 1, French, TVWS
correct, masculine noun
- TVWS 3, record 1, French, TVWS
Record 1, Textual support, French
Record number: 1, Textual support number: 1 CONT
Les espaces blancs du spectre de télévision (TVWS) se réfèrent aux fréquences inutilisées dans les bandes de télédiffusion [...] 3, record 1, French, - espace%20blanc%20de%20t%C3%A9l%C3%A9vision
Record 1, Spanish
Record 1, Textual support, Spanish
Record 2 - internal organization data 2021-08-16
Record 2, English
Record 2, Subject field(s)
- Internet and Telematics
- Computer Programs and Programming
Record 2, Main entry term, English
- unused address space
1, record 2, English, unused%20address%20space
correct
Record 2, Abbreviations, English
Record 2, Synonyms, English
Record 2, Textual support, English
Record 2, French
Record 2, Domaine(s)
- Internet et télématique
- Programmes et programmation (Informatique)
Record 2, Main entry term, French
- espace d'adressage inutilisé
1, record 2, French, espace%20d%27adressage%20inutilis%C3%A9
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 adresses [de la couche d'adressage et de routage logique] deviennent des adresses prises dans l'espace d'adressage inutilisé d'IPv6. 2, record 2, French, - espace%20d%27adressage%20inutilis%C3%A9
Record 2, Spanish
Record 2, Textual support, Spanish
Record 3 - internal organization data 2014-01-03
Record 3, English
Record 3, Subject field(s)
- Criminology
- IT Security
Record 3, Main entry term, English
- forensic copy
1, record 3, English, forensic%20copy
correct
Record 3, Abbreviations, English
Record 3, Synonyms, English
- forensic image 1, record 3, English, forensic%20image
correct
Record 3, Textual support, English
Record number: 3, Textual support number: 1 DEF
An exact bit-by-bit copy of a data carrier including slack, unallocated space and unused space. 1, record 3, English, - forensic%20copy
Record 3, French
Record 3, Domaine(s)
- Criminologie
- Sécurité des TI
Record 3, Main entry term, French
- copie-image
1, record 3, French, copie%2Dimage
correct, feminine noun
Record 3, Abbreviations, French
Record 3, Synonyms, French
Record 3, Textual support, French
Record number: 3, Textual support number: 1 DEF
Copie bit à bit intégrale de l'information numérique présente sur un support d'information, y compris espaces non utilisés, espaces non alloués et queues de clusters, effectuée à l'aide d'un logiciel spécifique. 1, record 3, French, - copie%2Dimage
Record 3, Spanish
Record 3, Textual support, Spanish
Record 4 - internal organization data 2013-03-22
Record 4, English
Record 4, Subject field(s)
- Advertising
- Electronic Commerce
- Internet and Telematics
Record 4, Main entry term, English
- extramercial
1, record 4, English, extramercial
correct
Record 4, Abbreviations, English
Record 4, Synonyms, English
- extramercial ad 2, record 4, English, extramercial%20ad
correct
Record 4, Textual support, English
Record number: 4, Textual support number: 1 DEF
An ad placed within the three-inch-wide column of unused space to the right of an Internet page. 3, record 4, English, - extramercial
Record 4, French
Record 4, Domaine(s)
- Publicité
- Commerce électronique
- Internet et télématique
Record 4, Main entry term, French
- publicité en marge de page Web
1, record 4, French, publicit%C3%A9%20en%20marge%20de%20page%20Web
correct, see observation, feminine noun
Record 4, Abbreviations, French
Record 4, Synonyms, French
Record 4, Textual support, French
Record number: 4, Textual support number: 1 DEF
Publicité placée dans une colonne, d'une largeur de trois pouces ou 7,62 centimètres et située à droite dans une page Web, étant habituellement un espace inutilisé. 2, record 4, French, - publicit%C3%A9%20en%20marge%20de%20page%20Web
Record number: 4, Textual support number: 1 OBS
publicité en marge de page Web : Le Bureau de la traduction préconise dans sa Recommandation linguistique révisée en 2013 la majuscule initiale lorsque «Web» est employé après un nom qu’il qualifie. Il est toujours invariable. 3, record 4, French, - publicit%C3%A9%20en%20marge%20de%20page%20Web
Record 4, Spanish
Record 4, Campo(s) temático(s)
- Publicidad
- Comercio electrónico
- Internet y telemática
Record 4, Main entry term, Spanish
- publicidad al margen de página Web
1, record 4, Spanish, publicidad%20al%20margen%20de%20p%C3%A1gina%20Web
correct, feminine noun
Record 4, Abbreviations, Spanish
Record 4, Synonyms, Spanish
Record 4, Textual support, Spanish
Record 5 - internal organization data 2011-05-20
Record 5, English
Record 5, Subject field(s)
- Roofs (Building Elements)
Record 5, Main entry term, English
- unused roof space
1, record 5, English, unused%20roof%20space
correct
Record 5, Abbreviations, English
Record 5, Synonyms, English
- lost roof space 2, record 5, English, lost%20roof%20space
correct
Record 5, Textual support, English
Record number: 5, Textual support number: 1 DEF
Unused space between the roof and the ceiling of the highest room. 3, record 5, English, - unused%20roof%20space
Record 5, Key term(s)
- roof space
Record 5, French
Record 5, Domaine(s)
- Toitures (Éléments du bâtiment)
Record 5, Main entry term, French
- comble inutilisé
1, record 5, French, comble%20inutilis%C3%A9
correct, masculine noun
Record 5, Abbreviations, French
Record 5, Synonyms, French
- combles perdus 2, record 5, French, combles%20perdus
masculine noun, plural
- comble perdu 3, record 5, French, comble%20perdu
correct, masculine noun
- faux-comble 4, record 5, French, faux%2Dcomble
correct, see observation, masculine noun
- faux comble 5, record 5, French, faux%20comble
correct, see observation, masculine noun
Record 5, Textual support, French
Record number: 5, Textual support number: 1 DEF
Espace non habitable dans un comble sous un toit plat ou dans la partie supérieure d'un comble au dessus du dernier étage de comble. 6, record 5, French, - comble%20inutilis%C3%A9
Record number: 5, Textual support number: 1 CONT
(...) le comble est essentiellement le volume intérieur , l'espace utilisable situé au-dessus du plancher haut du dernier étage carré d'un édifice. Il peut servir de grenier, de resserre, d'habitation (comble habitable, galetas, mansarde), ou demeurer inaccessible (comble perdu, ou faux comble). 5, record 5, French, - comble%20inutilis%C3%A9
Record number: 5, Textual support number: 2 DEF
(pour faux-comble) partie au-dessus du faux-plancher dans un comble brisé. 4, record 5, French, - comble%20inutilis%C3%A9
Record number: 5, Textual support number: 1 OBS
Comme l'indique la définition ci-dessus, la terme "faux-comble" est un spécifique servant à désigner la partie supérieure d'un comble. 7, record 5, French, - comble%20inutilis%C3%A9
Record 5, Spanish
Record 5, Campo(s) temático(s)
- Techos (Elementos de edificios)
Record 5, Main entry term, Spanish
- desván perdido
1, record 5, Spanish, desv%C3%A1n%20perdido
correct, masculine noun
Record 5, Abbreviations, Spanish
Record 5, Synonyms, Spanish
Record 5, Textual support, Spanish
Record 6 - internal organization data 1995-10-23
Record 6, English
Record 6, Subject field(s)
- Audiovisual Techniques and Equipment
- Video Technology
- Television (Radioelectricity)
Record 6, Main entry term, English
- Compu-PGM Edit 1, record 6, English, Compu%2DPGM%20Edit
Record 6, Abbreviations, English
Record 6, Synonyms, English
Record 6, Textual support, English
Record number: 6, Textual support number: 1 CONT
Laser Disc Players.... Compu PGM Edit : When the user specifies the length of a tape, the computer shuffles the order of the tracks on a CD and rearranges the order so as to keep unused space on each side of the tape to a minimum. 1, record 6, English, - Compu%2DPGM%20Edit
Record 6, French
Record 6, Domaine(s)
- Audiovisuel (techniques et équipement)
- Vidéotechnique
- Télévision (Radioélectricité)
Record 6, Main entry term, French
- fonction Compu-PGM Edit
1, record 6, French, fonction%20Compu%2DPGM%20Edit
feminine noun
Record 6, Abbreviations, French
Record 6, Synonyms, French
Record 6, Textual support, French
Record number: 6, Textual support number: 1 CONT
Lecteurs de disques laser. [...] Deux fonctions sont prévues sur les lecteurs [...] pour faciliter la copie sur cassette. La première fonction (Auto Program Edit) agit de la manière suivante : dès que vous avez indiqué la durée de la cassette, le microprocesseur détermine le nombre des plages musicales du disque que peut contenir chaque face de la cassette. La seconde fonction (Compu-PGM Edit) a une action sensiblement différente : dès que vous avez indiqué la durée de la cassette, le microprocesseur choisit les plages musicales à copier et les ordonne de manière que la cassette soit employée au mieux de sa capacité. 1, record 6, French, - fonction%20Compu%2DPGM%20Edit
Record 6, Spanish
Record 6, Textual support, Spanish
Record 7 - internal organization data 1994-08-26
Record 7, English
Record 7, Subject field(s)
- Operating Systems (Software)
- Computer Memories
Record 7, Main entry term, English
- upper memory block
1, record 7, English, upper%20memory%20block
correct
Record 7, Abbreviations, English
- UMB 2, record 7, English, UMB
correct
Record 7, Synonyms, English
- block of upper memory 1, record 7, English, block%20of%20upper%20memory
correct
Record 7, Textual support, English
Record number: 7, Textual support number: 1 DEF
A section of memory in the High DOS area [the 384K address space between 640K and 1MB]. Some such blocks are used to store BIOS code, and some are free. 1, record 7, English, - upper%20memory%20block
Record number: 7, Textual support number: 1 CONT
A memory manager lets you recover wasted address space in this region by converting unused areas into pockets of usable RAM called upper memory blocks, or UMBs. 1, record 7, English, - upper%20memory%20block
Record 7, French
Record 7, Domaine(s)
- Systèmes d'exploitation (Logiciels)
- Mémoires (Informatique)
Record 7, Main entry term, French
- bloc de la mémoire supérieure
1, record 7, French, bloc%20de%20la%20m%C3%A9moire%20sup%C3%A9rieure
correct, masculine noun
Record 7, Abbreviations, French
Record 7, Synonyms, French
- bloc de mémoire supérieure 1, record 7, French, bloc%20de%20m%C3%A9moire%20sup%C3%A9rieure
correct
- bloc de zone de mémoire supérieure 3, record 7, French, bloc%20de%20zone%20de%20m%C3%A9moire%20sup%C3%A9rieure
correct, masculine noun
Record 7, Textual support, French
Record number: 7, Textual support number: 1 DEF
Bloc de mémoire vive se trouvant dans la zone système, entre 640ko et 1 024ko, également appelée mémoire supérieure du Dos; elle occupe les zones laissées libres par la mémoire vidéo et le Bios. 1, record 7, French, - bloc%20de%20la%20m%C3%A9moire%20sup%C3%A9rieure
Record 7, Spanish
Record 7, Textual support, Spanish
Record 8 - internal organization data 1993-12-20
Record 8, English
Record 8, Subject field(s)
- Computer Programs and Programming
Record 8, Main entry term, English
- unused area
1, record 8, English, unused%20area
correct
Record 8, Abbreviations, English
Record 8, Synonyms, English
- unused space 2, record 8, English, unused%20space
correct
Record 8, French
Record 8, Domaine(s)
- Programmes et programmation (Informatique)
Record 8, Main entry term, French
- zone inoccupée
1, record 8, French, zone%20inoccup%C3%A9e
correct, feminine noun
Record 8, Abbreviations, French
Record 8, Synonyms, French
Record 8, Textual support, French
Record 8, Spanish
Record 8, Textual support, Spanish
Record 9 - internal organization data 1993-12-20
Record 9, English
Record 9, Subject field(s)
- Computer Memories
Record 9, Main entry term, English
- dead system ROM
1, record 9, English, dead%20system%20ROM
correct
Record 9, Abbreviations, English
Record 9, Synonyms, English
Record 9, Textual support, English
Record number: 9, Textual support number: 1 CONT
One possible source of extra UMB space, available even under DOS if you understand its arcane syntax, is dead system ROM. Many machines... designate the first 32K of ROM for code used during boot-up and diagnostics. Once boot-up is finished, the address space used by that ROM sits unused. A memory manager can reclaim the space. 1, record 9, English, - dead%20system%20ROM
Record 9, French
Record 9, Domaine(s)
- Mémoires (Informatique)
Record 9, Main entry term, French
- ROM de démarrage
1, record 9, French, ROM%20de%20d%C3%A9marrage
proposal, masculine noun
Record 9, Abbreviations, French
Record 9, Synonyms, French
Record 9, Textual support, French
Record 9, Spanish
Record 9, 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:


