TERMIUM Plus®
From: Translation Bureau
On social media
Consult the Government of Canada’s terminology data bank.
ADDITION BUILDING [1 record]
Record 1 - internal organization data 2000-03-31
Record 1, English
Record 1, Subject field(s)
- Types of Constructed Works
- Real Estate
- Rough Carpentry
Record 1, Main entry term, English
- addition
1, record 1, English, addition
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
- addition to a building 2, record 1, English, addition%20to%20a%20building
correct
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
Part of a building added to original structure; a wing or ell. 3, record 1, English, - addition
Record number: 1, Textual support number: 2 DEF
A floor or floors, a room, wing, or other expansion to an existing building. 4, record 1, English, - addition
Record number: 1, Textual support number: 1 OBS
(Addition) In building code usage: any new construction which increases the height of floor area of an existing building or adds to it (as a porch or attached garage). 4, record 1, English, - addition
Record number: 1, Textual support number: 2 OBS
Addition is a general term which should not be confused with wing, ell or annex. 4, record 1, English, - addition
Record 1, French
Record 1, Domaine(s)
- Types de constructions
- Immobilier
- Charpenterie
Record 1, Main entry term, French
- rajout
1, record 1, French, rajout
correct, masculine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
- agrandissement 2, record 1, French, agrandissement
correct, masculine noun
- rallonge 3, record 1, French, rallonge
correct, see observation, feminine noun
- annexe 4, record 1, French, annexe
correct, feminine noun
Record 1, Textual support, French
Record number: 1, Textual support number: 1 DEF
Rajout : Toute construction qui augmente l'aire ou le cubage d'un bâtiment. 3, record 1, French, - rajout
Record number: 1, Textual support number: 2 DEF
Annexe : Construction dont la fonction est de compléter une autre construction en remplissant les mêmes fonctions que la première mais en demeurant dépendante de celle-ci. 5, record 1, French, - rajout
Record number: 1, Textual support number: 3 DEF
Annexe : bâtiment complétant ou agrandissant un bâtiment principal. 6, record 1, French, - rajout
Record number: 1, Textual support number: 1 OBS
Le terme «rallonge» ne convient qu'à un corps de bâtiment ajouté dans le sens de la longueur. 7, record 1, French, - rajout
Record 1, Spanish
Record 1, 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:


