TERMIUM Plus®
The Government of Canada’s terminology and linguistic data bank.
ATTENUATION COEFFICIENT [7 records]
Record 1 - internal organization data 2017-05-11
Record 1, English
Record 1, Subject field(s)
- Electromagnetic Radiation
- Climatology
- Air Pollution
Record 1, Main entry term, English
- extinction coefficient
1, record 1, English, extinction%20coefficient
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
- attenuation coefficient 2, record 1, English, attenuation%20coefficient
correct
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
Absorption coefficient relating to luminous flux. 2, record 1, English, - extinction%20coefficient
Record 1, French
Record 1, Domaine(s)
- Rayonnements électromagnétiques
- Climatologie
- Pollution de l'air
Record 1, Main entry term, French
- coefficient d'atténuation
1, record 1, French, coefficient%20d%27att%C3%A9nuation
correct, masculine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
- coefficient d'extinction 2, record 1, French, coefficient%20d%27extinction
correct, masculine noun
Record 1, Textual support, French
Record number: 1, Textual support number: 1 DEF
Coefficient d'absorption relatif à un flux lumineux. 1, record 1, French, - coefficient%20d%27att%C3%A9nuation
Record number: 1, Textual support number: 1 CONT
La visibilité est la plus grande distance dans une direction donnée, à laquelle il est juste possible, pendant les heures du jour, de voir et d'identifier à l'œil nu un objet proéminent à l'horizon. Le coefficient d'extinction dépend des facteurs d'absorption et de diffusion, ce dernier étant principalement en jeu lorsqu'il s'agit de particules fines, microniques et submicroniques. 3, record 1, French, - coefficient%20d%27att%C3%A9nuation
Record 1, Spanish
Record 1, Campo(s) temático(s)
- Radiación electromagnética
- Climatología
- Contaminación del aire
Record 1, Main entry term, Spanish
- coeficiente de extinción
1, record 1, Spanish, coeficiente%20de%20extinci%C3%B3n
masculine noun
Record 1, Abbreviations, Spanish
Record 1, Synonyms, Spanish
Record 1, Textual support, Spanish
Record number: 1, Textual support number: 1 DEF
Coeficiente de absorción referido al flujo luminoso. 2, record 1, Spanish, - coeficiente%20de%20extinci%C3%B3n
Record 2 - internal organization data 2013-10-08
Record 2, English
Record 2, Subject field(s)
- Physics
- Fire Safety
Record 2, Main entry term, English
- smoke extinction coefficient
1, record 2, English, smoke%20extinction%20coefficient
correct
Record 2, Abbreviations, English
Record 2, Synonyms, English
- extinction by smoke coefficient 2, record 2, English, extinction%20by%20smoke%20coefficient
correct
- attenuation coefficient 1, record 2, English, attenuation%20coefficient
correct
Record 2, Textual support, English
Record number: 2, Textual support number: 1 DEF
A coefficient [that represents] the reduction of light intensity ... due to smoke obscuration, [across a unit of distance]. 3, record 2, English, - smoke%20extinction%20coefficient
Record number: 2, Textual support number: 1 OBS
The coefficient is in meter-1 (m-1). 4, record 2, English, - smoke%20extinction%20coefficient
Record number: 2, Textual support number: 2 OBS
extinction by smoke coefficient: term and definition proposed by the World Road Association. 4, record 2, English, - smoke%20extinction%20coefficient
Record 2, French
Record 2, Domaine(s)
- Physique
- Sécurité incendie
Record 2, Main entry term, French
- coefficient d'extinction par la fumée
1, record 2, French, coefficient%20d%27extinction%20par%20la%20fum%C3%A9e
correct, masculine noun
Record 2, Abbreviations, French
Record 2, Synonyms, French
- coefficient d'atténuation 2, record 2, French, coefficient%20d%27att%C3%A9nuation
correct, masculine noun
Record 2, Textual support, French
Record number: 2, Textual support number: 1 DEF
Coefficient [qui représente] la réduction de l'intensité lumineuse, due à la fumée, [par unité de longueur]. 1, record 2, French, - coefficient%20d%27extinction%20par%20la%20fum%C3%A9e
Record number: 2, Textual support number: 1 OBS
Le coefficient s'exprime en mètre-1 (m-1). 3, record 2, French, - coefficient%20d%27extinction%20par%20la%20fum%C3%A9e
Record number: 2, Textual support number: 2 OBS
coefficient d'extinction par la fumée : terme et définition proposés par l'Association mondiale de la route. 3, record 2, French, - coefficient%20d%27extinction%20par%20la%20fum%C3%A9e
Record 2, Spanish
Record 2, Textual support, Spanish
Record 3 - internal organization data 2013-10-01
Record 3, English
Record 3, Subject field(s)
- Nuclear Physics
Universal entry(ies) Record 3
Record 3, Main entry term, English
- attenuation coefficient
1, record 3, English, attenuation%20coefficient
correct, standardized
Record 3, Abbreviations, English
Record 3, Synonyms, English
Record 3, Textual support, English
Record number: 3, Textual support number: 1 OBS
The "μ" symbol is written in lower case and in italics. 2, record 3, English, - attenuation%20coefficient
Record number: 3, Textual support number: 2 OBS
attenuation coefficient: term standardized by ISO in 1997. 2, record 3, English, - attenuation%20coefficient
Record 3, French
Record 3, Domaine(s)
- Physique nucléaire
Entrée(s) universelle(s) Record 3
Record 3, Main entry term, French
- coefficient d'atténuation
1, record 3, French, coefficient%20d%27att%C3%A9nuation
correct, masculine noun, standardized
Record 3, Abbreviations, French
Record 3, Synonyms, French
Record 3, Textual support, French
Record number: 3, Textual support number: 1 OBS
Le symbole «μ» s'écrit en minuscule et en italique. 2, record 3, French, - coefficient%20d%27att%C3%A9nuation
Record number: 3, Textual support number: 2 OBS
coefficient d'atténuation : terme normalisé par l'ISO en 1997. 2, record 3, French, - coefficient%20d%27att%C3%A9nuation
Record 3, Spanish
Record 3, Textual support, Spanish
Record 4 - internal organization data 2012-05-01
Record 4, English
Record 4, Subject field(s)
- Telecommunications Transmission
- Radio Waves
- Acoustics (Physics)
- Internet and Telematics
Record 4, Main entry term, English
- attenuation coefficient
1, record 4, English, attenuation%20coefficient
correct
Record 4, Abbreviations, English
Record 4, Synonyms, English
- linear attenuation coefficient 2, record 4, English, linear%20attenuation%20coefficient
correct
- attenuation constant 3, record 4, English, attenuation%20constant
avoid, see observation
Record 4, Textual support, English
Record number: 4, Textual support number: 1 DEF
The real part of the propagation coefficient. 4, record 4, English, - attenuation%20coefficient
Record number: 4, Textual support number: 1 OBS
attenuation constant: deprecated. 4, record 4, English, - attenuation%20coefficient
Record 4, Key term(s)
- attenuation constant
Record 4, French
Record 4, Domaine(s)
- Transmission (Télécommunications)
- Ondes radioélectriques
- Acoustique (Physique)
- Internet et télématique
Record 4, Main entry term, French
- coefficient d'affaiblissement acoustique linéaire
1, record 4, French, coefficient%20d%27affaiblissement%20acoustique%20lin%C3%A9aire
correct, masculine noun
Record 4, Abbreviations, French
Record 4, Synonyms, French
- coefficient d'affaiblissement acoustique élémentaire 1, record 4, French, coefficient%20d%27affaiblissement%20acoustique%20%C3%A9l%C3%A9mentaire
correct, masculine noun
- constante d'affaiblissement 1, record 4, French, constante%20d%27affaiblissement
avoid, see observation, feminine noun
Record 4, Textual support, French
Record number: 4, Textual support number: 1 DEF
Partie réelle de l'exposant linéique de propagation acoustique. 1, record 4, French, - coefficient%20d%27affaiblissement%20acoustique%20lin%C3%A9aire
Record number: 4, Textual support number: 1 OBS
constante d'affaiblissement : déconseillé. 1, record 4, French, - coefficient%20d%27affaiblissement%20acoustique%20lin%C3%A9aire
Record 4, Spanish
Record 4, Campo(s) temático(s)
- Transmisión (Telecomunicaciones)
- Ondas radioeléctricas
- Acústica (Física)
- Internet y telemática
Record 4, Main entry term, Spanish
- coeficiente de atenuación
1, record 4, Spanish, coeficiente%20de%20atenuaci%C3%B3n
correct, masculine noun
Record 4, Abbreviations, Spanish
Record 4, Synonyms, Spanish
- constante de atenuación 2, record 4, Spanish, constante%20de%20atenuaci%C3%B3n
feminine noun
- atenuación lineal 2, record 4, Spanish, atenuaci%C3%B3n%20lineal
feminine noun
- atenuación lineica 2, record 4, Spanish, atenuaci%C3%B3n%20lineica
feminine noun
- decrecimento lineal 2, record 4, Spanish, decrecimento%20lineal
masculine noun
Record 4, Textual support, Spanish
Record number: 4, Textual support number: 1 DEF
Parte real del exponente lineal (lineico) de propagación o coeficiente de propagación. 2, record 4, Spanish, - coeficiente%20de%20atenuaci%C3%B3n
Record 5 - internal organization data 2012-02-17
Record 5, English
Record 5, Subject field(s)
- Tomography
Record 5, Main entry term, English
- density
1, record 5, English, density
correct
Record 5, Abbreviations, English
Record 5, Synonyms, English
- attenuation coefficient 1, record 5, English, attenuation%20coefficient
correct
Record 5, Textual support, English
Record number: 5, Textual support number: 1 CONT
An (x,y) coordinate system is used to describe points in the layer under examination.... The contribution of each point toward the detected signal is denoted by the density function f(x,y). The term 'density' is used in a suggestive sense. For X-ray tomography, f(x,y) actually represents the linear attenuation coefficient...; for radioisotope imaging, f(x,y) is proportional to radioisotope density. 1, record 5, English, - density
Record 5, French
Record 5, Domaine(s)
- Tomographie
Record 5, Main entry term, French
- densité
1, record 5, French, densit%C3%A9
correct, feminine noun
Record 5, Abbreviations, French
Record 5, Synonyms, French
Record 5, Textual support, French
Record number: 5, Textual support number: 1 DEF
Rapport d'atténuation d'un pixel d'une structure à l'atténuation d'un pixel d'eau. 1, record 5, French, - densit%C3%A9
Record 5, Spanish
Record 5, Campo(s) temático(s)
- Tomografía
Record 5, Main entry term, Spanish
- densidad
1, record 5, Spanish, densidad
feminine noun
Record 5, Abbreviations, Spanish
Record 5, Synonyms, Spanish
Record 5, Textual support, Spanish
Record 6 - internal organization data 2011-08-17
Record 6, English
Record 6, Subject field(s)
- Analytical Chemistry
Record 6, Main entry term, English
- attenuation coefficient
1, record 6, English, attenuation%20coefficient
correct
Record 6, Abbreviations, English
Record 6, Synonyms, English
Record 6, Textual support, English
Record number: 6, Textual support number: 1 DEF
The speed rate of attenuation of any transmitted electromagnetic radiation. 1, record 6, English, - attenuation%20coefficient
Record number: 6, Textual support number: 1 OBS
Abbreviation: Greek symbol mu of substance for a parallel beam of specified radiation. 2, record 6, English, - attenuation%20coefficient
Record 6, French
Record 6, Domaine(s)
- Chimie analytique
Record 6, Main entry term, French
- coefficient d'atténuation
1, record 6, French, coefficient%20d%27att%C3%A9nuation
correct, masculine noun
Record 6, Abbreviations, French
Record 6, Synonyms, French
Record 6, Textual support, French
Record number: 6, Textual support number: 1 DEF
Grandeur qui correspond à la fraction enlevée par atténuation lors du passage à travers une mince couche de substance. 2, record 6, French, - coefficient%20d%27att%C3%A9nuation
Record 6, Spanish
Record 6, Textual support, Spanish
Record 7 - internal organization data 2007-01-31
Record 7, English
Record 7, Subject field(s)
- Space Physics
- Remote Sensing
Record 7, Main entry term, English
- extinction coefficient
1, record 7, English, extinction%20coefficient
correct, officially approved
Record 7, Abbreviations, English
Record 7, Synonyms, English
- attenuation coefficient 2, record 7, English, attenuation%20coefficient
correct
Record 7, Textual support, English
Record number: 7, Textual support number: 1 DEF
A coefficient that quantifies radiation attenuation in the direction of propagation due to interaction with the atmosphere. 3, record 7, English, - extinction%20coefficient
Record number: 7, Textual support number: 1 CONT
The attenuation coefficient is the sum of the scattering and absorption coefficients. 4, record 7, English, - extinction%20coefficient
Record number: 7, Textual support number: 1 OBS
extinction coefficient: term officially approved by the RADARSAT-2 Terminology Approval Group (RTAG). 3, record 7, English, - extinction%20coefficient
Record 7, French
Record 7, Domaine(s)
- Physique spatiale
- Télédétection
Record 7, Main entry term, French
- coefficient d'atténuation
1, record 7, French, coefficient%20d%27att%C3%A9nuation
correct, masculine noun, officially approved
Record 7, Abbreviations, French
Record 7, Synonyms, French
- coefficient d'extinction 2, record 7, French, coefficient%20d%27extinction
correct, masculine noun
Record 7, Textual support, French
Record number: 7, Textual support number: 1 DEF
Coefficient qui quantifie l'atténuation du rayonnement dans la direction de propagation due à l'interaction avec l'atmosphère. 3, record 7, French, - coefficient%20d%27att%C3%A9nuation
Record number: 7, Textual support number: 1 OBS
coefficient d'atténuation : terme uniformisé par le Groupe de travail de la terminologie de RADARSAT-2 (GTTR). 3, record 7, French, - coefficient%20d%27att%C3%A9nuation
Record 7, Spanish
Record 7, Campo(s) temático(s)
- Física espacial
- Teledetección
Record 7, Main entry term, Spanish
- coeficiente de atenuación
1, record 7, Spanish, coeficiente%20de%20atenuaci%C3%B3n
correct, masculine noun
Record 7, Abbreviations, Spanish
Record 7, Synonyms, Spanish
- coeficiente de extinción 1, record 7, Spanish, coeficiente%20de%20extinci%C3%B3n
correct, masculine noun
Record 7, Textual support, Spanish
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