TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

DIMENSION QUANTITY [1 record]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 1998-03-23

English

Subject field(s)
  • Metrology and Units of Measure
DEF

Expression that represents a quantity of a system of quantities as the product of powers of factors that represent the base quantities of the system.

OBS

Examples: a) in a system having base quantities length, mass and time, whose dimensions are denoted by L, M and T respectively, LMT-2 is the dimension of force; b) in the same system of quantities, ML-3 is the dimension of mass concentration as well as of mass density. Notes: The factors that represent the base quantities are called "dimensions" of these base quantities.

OBS

dimension of a quantity: term and definition approved by ISO, the International Bureau of Weights and Measures (BIPM), the International Electrotechnical Commission (IEC), the International Organization of Legal Metrology (OIML), and others.

French

Domaine(s)
  • Unités de mesure et métrologie
DEF

Expression qui représente une grandeur d'un système de grandeurs comme le produit de puissances de facteurs qui représentent les grandeurs de base de ce système.

OBS

Exemples : dans un système qui a pour grandeurs de base la longueur, la masse et le temps dont les dimensions sont désignées respectivement par L, M et T, la dimension de la force est LMT-2; b) dans ce même système de grandeurs, ML-3 est la dimension de la concentration en masse aussi bien que celle de la masse volumique. Notes : Le facteur qui représente une grandeur de base est appelé «dimension» de cette grandeur de base.

OBS

dimension d'une grandeur : terme normalisé par l'AFNOR.

OBS

dimension d'une grandeur : terme et définition entérinés, entre autres, par l'ISO, le Bureau international des poids et mesures (BIPM), par la Commission électrotechnique internationale (CEI) et par l'Organisation internationale de métrologie légale (OIML).

Spanish

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TERMIUM Plus®, the Government of Canada's terminology and linguistic data bank
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